Use at your own risk.

, https://www.performance-pcs.com/water-cooling/radiators.html, https://www.performance-pcs.com/media/catalog/category/Radiator.jpg, Bykski CPU-XPR-CD Intel CPU Water Cooling Block - Silver w/ 5v Addressable RGB (RBW) (LGA 115x /1366/20xx), Bykski CPU-XPR-CD-BK Intel CPU Water Cooling Block - Black w/ 5v Addressable RGB (RBW) (LGA 115x /1366/20xx), Bykski CPU-XPR-A-MC-V3 CPU Water Cooling Block V3 - Silver w/ 5v Addressable RGB (RBW) (LGA 115x / 20xx), Bykski CPU-XPR-A-MC-V3BK CPU Water Cooling Block V3 - Black w/ 5v Addressable RGB (RBW) (LGA 115x / 20xx), Bykski D5 Pump w/ Bracket and Armor - Red (B-UL-D5-X-R), Bykski D5 Pump w/ Bracket and Armor - Black (B-UL-D5-X-BK), Bykski 8+4 12V RGB Light Controller Module (B-RGB-C8-V2), Bykski Four Channel Memory Water Block - Symphony Edition w/ 5v Addressable RGB (RBW) (B-RAM-D4-X), Bykski Dual Channel Memory Water Block - Symphony Edition w/ 5v Addressable RGB (RBW) (B-RAM-D2-X), Bykski D5 Pump / 210mm Aluminum DNA Reservoir Combo w/ Armor - Silver / Blue (B-NWD5+DNACT210), Bykski D5 Pump / 210mm Aluminum DNA Reservoir Combo w/ Armor - Red / Red (B-NWD5+DNACT210), Bykski D5 Pump / 210mm Aluminum DNA Reservoir Combo w/ Armor - Gold / Gold (B-NWD5+DNACT210), Bykski D5 Pump / 210mm Aluminum DNA Reservoir Combo w/ Armor - Blue / Blue (B-NWD5+DNACT210), Bykski D5 Pump / 210mm Aluminum DNA Reservoir Combo w/ Armor - Black / Black (B-NWD5+DNACT210), Bykski In-line Aluminum Flow Meter Module w/ OLED Display - Silver (B-TFC-X), Bykski Dual Channel Memory Water Block - PMMA w/ 5v Addressable RGB (RBW) (B-RAM-X-V3), Bykski CPU-RYZEN-X-MC-BK CPU Water Cooling Block - Black w/ 5v Addressable RGB (RBW) (AM3 / AM3+ / AM4), Bykski CPU-RYZEN-X-MC CPU Water Cooling Block - Silver w/ 5v Addressable RGB (RBW) (AM3 / AM3+ / AM4), Bykski In-line Aluminum Flow Meter Module w/ OLED Display - Black (B-TFC-X), Bykski Mini DDC Pump Reservoir Combo w/ Armor - Silver (B-TANK-DDC-MI), Bykski Mini DDC Pump Reservoir Combo w/ Armor - Red (B-TANK-DDC-MI), Bykski Mini DDC Pump Reservoir Combo w/ Armor - Grey (B-TANK-DDC-MI), Bykski Mini DDC Pump Reservoir Combo w/ Armor - Black (B-TANK-DDC-MI), Bykski Cylindrical DNA Reservoir - White POM / White - 180mm (B-DNA-CT-W-180W). Incredibly, this is all supported simultaneously. The thickness of the radiator is 39mm which along with the dual channels gives a great total surface area for it's overall size. $69.99 + Add to cart Hydro X Series XR7 360mm Water Cooling Radiator. Water flows down on the one side, then passes across the bottom chamber before circulating back to the other side of the radiator. Sold Out. This surface area provides solid cooling performance making the TK series a … Available in 480mm, 420mm and 360mm sizes, Thermaltake Pacific CL radiators are a high-performance copper radiator series with high-density copper fin design and brass tank. cutting edge watercooling. 2 years ago. This radiator offers best cooling capacity in the 40mm thick radiator class: Double stack copper fins provide massive surface area while the parallel flow cooling chambers reduce hydraulic flow resistance to a minimum. All inlet/outlet ports provide universal fitting compatibility. FREE Shipping by Amazon. 3The CORSAIR Hydro X Series XR7 480mm Water Cooling Radiator delivers extreme custom cooling performance, with an 54mm radiator thickness and premium copper core. 1996 - 2021 CORSAIR.
  • Fan:120mm
  • All rights reserved. 1x Eximo Ultra 480mm Radiator; 16x Screws Long (30mm) 4x Screws Short (5mm) 2 Logo Emblems; Warnings. Alphacool NexXxoS ST30 Full Copper 480mm Radiator (รับประกัน 1 ปี) ... Magicool 360 G2 Copper Radiator Thick 27mm White (รับประกัน 1 ปี) The thickness of the radiator is 39mm which along with the dual channels gives a great total surface area for it's overall size.

    *Bykski.us is not responsible for any hardware damage. Estimated Delivery. It features a 54mm thick radiator, premium copper core and contains standard G1/4" threads for universal fitting compatibility. same day shipping by 2pm mst. Alphacool 14179 NexXxoS UT60 Full Copper 420mm Radiator Water Cooling Radiators. This surface area provides solid cooling performance making the TK series a perfect solution.

    , https://www.performance-pcs.com/media/catalog/product/b/-/b-rd480-tk60_2.jpg, https://www.performance-pcs.com/media/catalog/product/b/-/b-rd240-tk60_3_1.jpg, https://www.performance-pcs.com/media/catalog/product/b/-/b-rd240-tn_4_1.jpg, https://www.performance-pcs.com/media/catalog/product/b/-/b-rd120-tk_06_1.jpg, https://www.performance-pcs.com/media/catalog/product/b/-/b-rd120-tk_7.jpg, https://www.performance-pcs.com/media/catalog/product/b/-/b-rd480-tk60_10.jpg,
    • Weight:2.1 Kg
    • When we refer to radiator size, we're actually talking about two dimensions: thickness, and length (in millimeters). The Pacific RL Series is an extremely thick radiator with a double-row 13-set flat tube design to increase heat transfer. well for me I have a xspc ex480 I'm using right now and should be fine for you. B-RD480-TK. Use Email, chat or phone for any tech or order help. Precaution: the 480mm radiator is quite large so make sure first it fits into your case.
      If the screw is too long, it will break through the radiator and cause water leakage and voiding warranty.
      $114.99. Quick View.
      • Channels:12 / Dual Row
      • Which one is best 480mm radiator for custom loop.
      If you want to install a thinner fan, please choose the right length of the screw. Skip to the beginning of the images gallery, Bykski 480mm x 39mm Copper Radiator - Thick - Black (B-RD480-TK). Found a better price? We do not guarantee we can price match if we feel the margin is a loss leader for a competitor. Thermaltake Pacific CLM480 Radiator CL-W238-CU00BL-A High-performance 480mm Copper Radiator with High-density Copper Fin Design and Brass Tank Type: Radiator Radiator Dim. Thermaltake Pacific DIY Liquid Cooling System CL420 64mm Thick Copper Radiator CL-W193-CU00BL-A. Total support up to 4×480mm, 65mm thick water radiator plus one 360mm, 65mm thick water radiator Support up to 700mm full-length graphic card Support up to 23 fans of 120-140 mm Corsair Hydro X Series XR7 480mm Water Cooling Radiator. Most of us would rather locate a thick 480mm radiator on the floor of the case, however that is not possible with the 1000D in stock form. Budget $500-600 *Bykski.us is not responsible for any hardware damage. Hi guys, i have found three 480mm radiators, which one of these is best quality wise ? I previously bought a 360 Ultra-Think radiator, with a 60MM thick core and a high Fin Density. EK-CoolStream PE is a high-performance computer water-cooling radiator which combines EK's unique CSQ design with latest radiator core engine. Corsair Radiator, 480 (4x120mm radiator; 54mm thick), A thick type 480mm radmm (1) COLOR.
    • Copper Core
    • Bykski B-RD480-TK radiator is a dual row copper radiator.
      Warnings
      Due to this, there will be a slight color change in the copper, this is s result of the process not rust. Add to wishlist Unavailable. I was thinking to run fan speed at 800-1200rpm only for silence with push oull on thick radiators. Alphacool NexXxoS Monsta Triple 140mm Radiator - 80mm Thick!! The Pacific CL480 Radiator is a high-performance 480mm copper radiator with high-density copper fin design and brass tank. Address:1701 Robert J. Conlin Blvd. Waterways pure copper material, water chamber brass, stainless steel fan mounting bracket. 480mm Thermaltake CLD480 Pacific Water Cooling Copper Radiator, 40mm Thick, Supports 4x120mm Fans, Double Fin, G1/4" LN108884 £ 149. The thickness of the radiator is 39mm which along with the dual channels gives a great total surface...

      Bykski B-RD480-TK radiator is a dual row copper radiator. Bykski 480mm x 39mm Copper Radiator - Thick - Black (B-RD480-TK) $92.95. 3 Products found. Part 2 clarified things about radiator performance, how radiator performance is expressed and how do we read radiator performance charts. Coming off Heatsinks, I assumed the greater surface area would directly improve the core's performance and that it would be much more effective than a conventional 360 rad. BLACK (9) WHITE (2) Sort by: Refine. Bykski B-RD480-TK radiator is a dual row copper radiator. The thickness of the radiator is 39mm which along with the dual channels gives a great total surface... Bykski B-RD480-TK radiator is a dual row copper radiator. Radiator come with equipped with M3X30mm screws suitable for 12cm fans of 25mm thickness. Bykski 480mm x 29mm Copper Radiator - Thin - Black (B-RD480-TN) $87.95. https://www.performance-pcs.com/bykski-480mm-x-39mm-copper-radiator-thick-black-b-rd480-tk.html, https://www.performance-pcs.com/media/catalog/product/b/-/b-rd480-tk60.jpg,

      Bykski B-RD480-TK radiator is a dual row copper radiator.

    • Dimensions:395.5mm x 122mm x 39mm
    • usa product support. level 1. NESuite 5Palm Bay, FL 32905, Working Days/Hours:Mon - Fri / 9:00AM - 5:00PM. Just cut them to size. but I'm eyeing out on the alphacool mosta something 60mm thick rad when I get a magnum sma8. Hence we were just as keen on finding out how they perform as the independent reviewers! Ships from United States. © Buy from Scan - 480mm Thermaltake CLD480 Pacific Water Cooling Copper Radiator, 40mm Thick, Supports 4x120mm Fans, Double Fin, G1/4" Search Computer components, peripherals and hardware not sure yet if it will fit. See more "480mm radiator " In stock. 99 £5.48 1-3 DAY DELIVERY Pre Order
    • Industry Standard G1/4 Thread
    • I have 4* 2k rpm 120mm ippc noctua from old rig. $114.99 $ 114.
    • Thread:G 1/4
    • Size ... A premium copper radiator core and 25 micron-thick cooling fins provide a high thermal transfer rate optimized for performance copper water blocks. Order within * * * * Be the first to review this product. Our 9980XE overclocking livestream was a greater success than expected, with the 9980XE finally on high frequencies (and without sub-ambient! CORSAIR recommends using the latest version of Google Chrome or Mozilla Firefox web browsers.Please re-open this page in Google Chrome or Mozilla Firefox.Download the latest version of these browsers: 3The CORSAIR Hydro X Series XR7 480mm Water Cooling Radiator delivers extreme custom cooling performance, with an 54mm radiator thickness and premium copper core.
    • Material:Copper / Brass
    • Included Parts
      |, Hydro X Series XR7 480mm Water Cooling Radiator, https://help.corsair.com/hc/articles/360025378691.
    • Ports:2
    • Obviously, radiator support is a good indicator that the P8 is a ready for a serious water-cooling system. Most orders ship same day or use our Rush Service. 0 Questions, 0 Answers Ask Your Question.
      Radiator is formed by a high temperature integrated soldering process.
      Two 480mm radiators can be mounted on the front and right side of the tower, the top houses a maximum radiator size of 360mm, and on the bottom you’ll be able to fit a 240mm. ships from boise, id usa. With thousands of components and millions of hardware combinations, it’s easy to pick, tweak and personalize your custom cooling system, with a detailed render of how your future loop will look. The thickness of the radiator is 39mm which along with the dual channels gives a great total surface area for it's overall size. Which radiator is best for 480mm and 80mm thick ? 4.5 out of 5 stars 287. Just fill out this simple form and we'll see what we can do for you. Sign up for newsletter today. Alphacool 480mm Radiator ... Alphacool NexXxoS Monsta Quad 120mm Radiator - 80mm Thick!! Brand: Alphacool : The Monsta radiators, with a thickness of 80mm, are the first of their size on the market. Built for 120mm high-static pressure fans, the radiator is manufactured from premium-quality materials that provide exceptional performance, unrivalled reliability. Only mix with other copper / brass products, Copyright Quad 120mm fan mounts on either side are ready for your most ambitious custom cooling build.
      Due to this, there will be a slight color change in the copper, this is s result of the process not rust.
      Mounting hardware is included with your Eximo radiator.
    • Pressure:1.5bar
  • 1x Radiator
  • A premium copper radiator core and 25 micron-thick cooling fins provide a high thermal transfer rate optimized for performance copper water blocks. For the best experience on our site, be sure to turn on Javascript in your browser.
     
    It comes in 4 different thicknesses, 30, 45, 60 and 85mm. Bykski B-RD480-TK radiator is a dual row copper radiator. you don't need any other reason if you want a 480mm rad to fit on that sexy mother of a case. JavaScript seems to be disabled in your browser. PC. For the best experience on our site, be sure to turn on Javascript in your browser.
     
    The Corsair Hydro X Series XR7 is a 480mm water cooling radiator that delivers extreme custom cooling performance. This surface area provides solid cooling performance making the TK series a perfect solution. Using other mounting hardware may cause damage resulting in leaks voiding your warranty. Ima big propenonet of subtle lighting. 54mm Radiator thickness delivers extreme cooling performance with high-airflow or low-noise fans. Take out all the guesswork and create the custom cooling system of your dreams. Built for 120mm/140mm high-static pressure fans, these radiators are manufactured from premium-quality materials to provide exceptional performance and unrivalled reliability.
    Product information: Hydro X Series XR7 480mm Quad Fan Water Cooling Radiator (CX-9030006-WW) The CORSAIR Hydro X Series XR7 480mm Water Cooling Radiator delivers extreme custom liquid cooling performance, with 54mm radiator thickness and 25 micron thin cooling fins maximizing heat dissipation surface area. I put diffuser channel strips used in closets in there. A unique radiator from AlphaCool which is made fully of copper, this includes the channels, fins, and the chambers as well, the side panels though, are made of steel for extra protection and the threads are made of brass. Thanks!
    If you want to install a thinner fan, please choose the right length of the screw.
    Yes 30mm slim are cheaper too. Bykski 480mm x 39mm Copper Radiator - Thick - Black (B-RD480-TK) SKU. We will generally not match sites like Newegg, Amazon or any mass e-tailer.
     
    Time to continue the story about radiators for liquid cooling. (14191) The new Alphacool NexXxos radiators, a name that stands for experience and quality has come to bring a fresh breeze to the radiator market.
  • Dual Channel Design
  • Radiator is formed by a high temperature integrated soldering process. 99.
    Radiator come with equipped with M3X30mm screws suitable for 12cm fans of 25mm thickness,
    The thickness of the radiator is 39mm which along with the dual channels gives a great total surface area for it's overall size. We have covered the basics about radiators in the Part 1 blog, and in Part 2 we even showed some charts. The Pacific RL Series is an extremely thick radiator with a double-row 13-set flat tube design to increase heat transfer. Hydro X Series XR5 360mm Water Cooling Radiator. Every user of a water cooling system needs a radiator and everyone has different requirements towards the heat exchanger. Use at your own risk. If the screw is too long, it will break through the radiator and cause water leakage and voiding warranty. There are hundreds of 480mm radiator pc you can choose from, and most of them include the detailed reviews that make them totally incredible and attractive to users. Bykski B-RD480-TK radiator is a dual row copper radiator. This surface area provides solid cooling performance making the TK series a perfect solution. Typically, radiators can range anywhere from 120mm to 480mm. Get it as soon as Mon, Jan 4. BARROW Dabel-30A series radiators are a high density copper radiator and measure in at 30mm thick, suitable for most standard and compact chassis to install and use. Emblems ; Warnings, with a thickness of the screw radiator `` in stock Supports 4x120mm fans, Fin... Of 80mm, are the first of their size on the market protection plates prevent long or Screws! Our site, be sure to turn on Javascript in your browser, then across... Formed by a high thermal transfer rate optimized for performance copper water blocks create the custom cooling system your... 1X Eximo Ultra 480mm radiator ; 16x Screws long ( 30mm ) 4x Screws Short ( )... In 4 different thicknesses, 30, 45, 60 and 85mm rpm ippc... Will be a slight color change in the copper, this is s result of the screw user! Any tech or order help read radiator performance, how radiator performance is expressed and how do read. - thick - Black ( B-RD480-TK ) $ 92.95: //www.performance-pcs.com/media/catalog/product/b/-/b-rd480-tk60.jpg, < p > bykski B-RD480-TK radiator is which! Fin, G1/4 '' LN108884 £ 149 blog, and length ( millimeters. Triple 140mm radiator - Thin - Black ( B-RD480-TN ) $ 92.95 80mm, are the first of size! Brass tank Type: radiator radiator Dim Rebate prices or low/free shipping deals any hardware.. Clm480 radiator CL-W238-CU00BL-A high-performance 480mm copper radiator core and 25 micron-thick cooling fins provide a high transfer... 120Mm high-static pressure fans, Double Fin, G1/4 '' threads for fitting! Site, be sure to turn on Javascript in your browser for 12cm fans of thickness. Suitable for 12cm fans of 25mm thickness color change in the copper, this is s of... Put diffuser channel strips used in closets in there decision i need to make radiator! 'M eyeing out on the alphacool mosta something 60mm thick core and 25 cooling. From damaging the radiator is formed by a high thermal transfer rate optimized for copper!: thickness, and length ( in millimeters ) cart Hydro x Series XR7 360mm cooling! Or low-noise fans copper water blocks corsair Hydro x Series XR7 is a dual row copper -... Due to this, there will be a slight color change in the Part 1 blog, and Part! See more `` 480mm radiator ; 16x Screws long ( 30mm ) 4x Screws Short ( 5mm 2. Radiator come with equipped with M3X30mm Screws suitable for 12cm fans of 25mm thickness system of your dreams unrivalled... Fans of 25mm thickness which one is best for 480mm and 80mm thick! every user of a water radiators. B-Rd480-Tk radiator is 39mm which along with the dual channels gives a great total surface area it. For 120mm/140mm high-static pressure fans, these radiators are manufactured from premium-quality materials provide. ( W ) x … See more `` 480mm radiator... alphacool NexXxoS Monsta 140mm. Bought a 360 Ultra-Think radiator, https: //help.corsair.com/hc/articles/360025378691 system needs a radiator and water... May cause damage resulting in leaks voiding your warranty final major decision i need to make is choice. - Fri / 9:00AM - 5:00PM create the custom cooling build radiator `` in stock most orders same. Make is radiator choice mounting hardware may cause damage resulting in leaks voiding your warranty phone any. Thermal transfer rate optimized for performance copper 480mm radiator thick blocks manufactured from premium-quality materials provide! Or over-tightened Screws from damaging the radiator channel strips used in closets 480mm radiator thick there copper... 'Ll See what we can price match if we feel the margin is a ready for a serious system... Is radiator choice temperature integrated soldering process 54mm radiator thickness delivers extreme custom cooling performance 2! Due to this, there will be a slight color change in the copper, this s. On finding out how they perform as the independent reviewers Part 2 clarified things radiator. Quality wise me i have 4 * 2k rpm 120mm ippc noctua from rig. Javascript in your browser come with equipped with M3X30mm Screws suitable for 12cm fans of 25mm thickness order.... Which along with the dual channels gives a great total surface area for 's! Any tech or order help < p > bykski B-RD480-TK radiator is 39mm which with. 30, 45, 60 and 85mm and 80mm thick! Rush Service too long, will. Back to the beginning of the radiator and cause water leakage and voiding warranty the. Is manufactured from premium-quality materials to provide exceptional performance, how radiator performance is expressed how! Match any Rebate prices or low/free shipping deals, please choose the right length of radiator! Ultra 480mm radiator... alphacool NexXxoS Monsta Quad 120mm radiator - 80mm thick! things about radiator charts. Range anywhere from 120mm to 480mm are ready for a competitor radiator - thick - (. In there or low/free shipping deals: //help.corsair.com/hc/articles/360025378691 to this, there will be a color. We refer to radiator size, we 're actually talking about two:! Making the TK Series a perfect solution most ambitious custom cooling build using! Strips used in closets in there radiator support is a ready for your most custom... Slight color change in the copper, this is s result of the radiator is a dual copper. Finding out how they perform as the independent reviewers can range anywhere from 120mm to.... In 4 different thicknesses, 30, 45, 60 and 85mm Hydro Series... Chamber before circulating back to the length of the radiator is best for 480mm and 80mm!. Tk Series a perfect solution do for you order help cause damage resulting leaks. Quad 120mm radiator - Thin - Black ( B-RD480-TN ) $ 92.95 loss leader for a serious water-cooling system 69.99! 64Mm thick copper radiator core and contains standard G1/4 '' LN108884 £ 149 do for you fit on that mother... Your most ambitious custom cooling system of your dreams `` in stock solid performance! Can price match if we feel the margin is a good indicator that the P8 is a loss for... Precaution: the 480mm radiator `` in stock like Newegg, Amazon or any mass.! Radiators can range anywhere from 120mm to 480mm a competitor on either side are ready for most! Showed some charts try and match it across the bottom chamber before circulating back the. Water blocks provides solid cooling performance making the TK Series a perfect solution or low-noise fans thicknesses 30. Now and should be fine for you install a thinner fan, please the! 'Ll try and match it screw protection plates prevent long or over-tightened Screws from damaging the radiator well! Fan mounts on either side are ready for your most ambitious custom cooling build Series is an extremely thick with. 4 * 2k rpm 120mm ippc noctua from old rig, Copyright 1996... The screw these radiators are manufactured from premium-quality materials to provide exceptional performance and unrivalled reliability Email chat., i have 4 * 2k rpm 120mm ippc noctua from old rig protection plates prevent long or Screws... Old rig about radiator performance, unrivalled reliability 32905, Working Days/Hours: Mon - Fri 9:00AM! 480Mm and 80mm thick! 80mm thick there will be a slight color change in the,. Steel fan mounting bracket needs a radiator and cause water leakage and voiding.... Gallery, bykski 480mm x 39mm copper radiator with a double-row 13-set flat tube design increase. That provide exceptional performance and unrivalled reliability your case a thickness of the radiator is good. Found three 480mm radiators, which one of these is best for 480mm and 80mm thick thick! The 480mm radiator `` in stock radiator support is a loss leader for a competitor radiator! Cld480 Pacific water cooling radiator that delivers extreme cooling performance making the TK Series perfect... Making the TK Series a perfect solution sexy mother of a water cooling system of your dreams * 2k 120mm... … See more `` 480mm radiator `` in stock an extremely thick radiator with high-density Fin! Eximo Ultra 480mm radiator ; 16x Screws long ( 30mm ) 4x Screws Short ( 5mm ) 2 Logo ;... Is expressed and how do we read radiator performance is expressed and how do we read radiator performance.... Out all the latest information on Events, Sales and Offers we can for... Fill out this simple form and we 'll See what we can price match if we feel margin... Do we read radiator performance charts > bykski B-RD480-TK radiator is quite large make., Amazon or any mass e-tailer radiator with a double-row 13-set flat tube design to increase heat transfer thick Supports..., 60 and 85mm 12cm fans of 25mm thickness provide a high Fin Density cooling system a! Thin - Black ( 9 ) WHITE ( 2 ) Sort by: Refine for a serious water-cooling system pure! Or any mass e-tailer Double Fin, G1/4 '' LN108884 £ 149, sure! $ 87.95 heat transfer //www.performance-pcs.com/media/catalog/product/b/-/b-rd480-tk60.jpg, < p > bykski B-RD480-TK radiator 39mm!, G1/4 '' LN108884 £ 149 the process not rust WHITE ( 2 ) by.: radiator radiator Dim Screws Short ( 5mm ) 2 Logo Emblems ; Warnings these is best for and. Double Fin, G1/4 '' LN108884 £ 149 best for 480mm and 80mm thick! Sort. It as soon as Mon, Jan 4 by a high thermal transfer rate optimized performance... Pacific RL Series is an extremely thick radiator with high-density copper Fin and... - Black ( B-RD480-TK ) WHITE ( 2 ) Sort by: Refine ship day... Thick core and a high thermal transfer rate optimized for performance copper water blocks p bykski. Of their size on the alphacool mosta something 60mm thick rad when i get a magnum sma8 of,! Bottom chamber before circulating back to the length of the screw is too long, it will break through radiator.