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20mm Dynamic Blocks

Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing system which provides an unrivalled weight to performance ratio. This is coupled with our high strength and rope friendly stainless steel ultra-strap; making them amongst the strongest and most reliable ballbearing blocks on the market. The range is available with different types of accessories including lacing eyes, hooks, swivels and cleats. The range also features a central rivet that provides great options as a tie on becket. You’ll find a 20mm block to suit most control line applications.

Titlebreaking load kgfixing hole centres mmlength mmmaximum line diameter mmmaximum working load kgshackle pin mmweight gRRP
A2020Single540-376115-10£9.95
A2020-4035Single With P-Clip540-606115515£11.96
A2020-4036Single With Offset Lacing Eye54015526115-15£13.37
A2020HLSingle High Load - Stainless Steel Sheave540-376250-17.5£25.30
A2020HL-4036Single High Load With Lacing Eye 50015526250-21£28.78
A2020LZSingle Stand-Up Fixed52027436115-15.4£16.61
A2020SCSingle With Swivel Head350-536115415.4£25.24
A2020SHKSingle With Swivel Hook350-586115-19£24.49
A2020TIISingle Tii-On 540-296115-8£19.84
A2020XHLExtreme High Load 900-296300-17£92.47
A2021Single Multi Function350-356115-11.5£9.17
A2021FSingle With Fork Head350-486115415.2£15.80
A2021HKSingle Fork Head165-656115-17.5£15.32
A2021SCSingle With Shackle Swivel Head350-526115415.4£22.87
A2022Double500-486200-31.6£25.30
A2022FDouble With Fork500-516115415.5£27.07
A2022LZDouble Stand Up Fixed500-536200-34£32.03
A2022SC20mm Double w/Swivel300-566115435£38.18
A2022TiiDouble Tii-On540-296115-15.6£26.20
A2023Double With Becket500-596225-33.5£26.68
A2023HKDouble With Becket And Hook500-1106225-60.2£42.70
A2024Triple650-506300-47.9£36.72
A2024-677Triple With Inverted Cleat650-556320-86.9£84.61
A2024FTriple With Fork650-516300448£61.08
A2025Triple With Becket650-666320-52.9£40.66
A2025-677Triple, Inverted Cleat & Becket650-666320-86.9£88.55
A2026Single Cheek350-456115415.3£14.84
A2026-PROFIXCheek Adaptor For A2021------3.8£6.29
A2026MSingle Composite Cheek54018336115-12£16.44
A2027Triple, Cleat & Becket650-756320-86.9£88.55
A2027NBTriple With Extended Cleat And No Becket 650-756320-98£88.55
A2028Back To Back540-526115-20£22.62
A2028HLHigh Load Back To Back540-526300-32£53.36
A2029Linked Singles540-706115-21.8£21.20
A2121Single Through Deck40042546105-10.80£20.36
A2122Double Through Deck 35064606105-20£20.84
A2126MDouble Composite Cheek Block54018336115-23£36.18
A4502Classic Stand Up Single 35027 x 19326105-22£18.56
A4710Lightweight Stand Up Single 35026376105-19£14.69
A4968Flip Flop35016336105-19£29.53
A5849Deck Mounting Plate With Two A2021F35025516115450£48.17