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A2020

20mm Single Dynamic Block

20mm Single Dynamic Block

£11.95 ex VAT £14.34 inc VAT
ex VAT £0.00 inc VAT £11.95 ex VAT £14.34 inc VAT
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In stock - 997 units(Can be backordered)

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Description


20mm Single Dynamic Block

A lightweight, strong, and low-friction pulley designed for dinghies, windsurfing, kitesurfing, and other applications using smaller diameter lines. Part of our Dynamic range, it's ideal for systems requiring constant sheave movement.

Key Features

  • Patented Dynamic Bearings: Twin rows of stainless-steel ball bearings running on a stainless-steel rail for smooth operation, high load capacity, and long service life.
  • Ultra-Strap Technology: Patented, coin-formed strap design for increased strength, durability, and rope-friendly performance.
  • Integrated Becket: Large central rivet provides a lightweight, rope-friendly attachment point, ideal for cascade systems.
Accessories None
Bearing type Dynamic
Brand Allen
Breaking load kg 540
Configuration Single
Height mm 12
Iges GenericFileDrop
Iges file link https://abassets.ams3.digitaloceanspaces.com/iges/a2020.igs
Length mm 37
Maximum line diameter mm 6
Maximum working load kg 115
Pdf GenericFileDrop
Pdf ref link https://abassets.ams3.digitaloceanspaces.com/product_files/a2020-ref.pdf
Related collection CollectionDrop
Sheave diameter mm 20
Short description 20mm single dynamic block with twin-row stainless steel ball bearings for smooth, low-friction performance. Lightweight and strong with Ultra-Strap design, ideal for dinghies, windsurfing, kitesurfing and small control line systems.
Width mm 20
Youtube key 1 LjBIRnWuUaY
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SKU Title Breaking Load Kg Max Working Load Kg Hole Pitch mm Length mm Max Line Dia mm Pin Size mm Weight (g) Price
A2020-30

20mm & 30mm Single Dynamic Blocks - Linked

 540 115 - 80 8 - 37
£26.84 ex VAT £32.21 inc VAT
ex VAT £0.00 inc VAT £26.84 ex VAT £32.21 inc VAT
A2028

20mm Back To Back Dynamic Block

 540 115 - 52 6 - 18
£27.17 ex VAT £32.60 inc VAT
ex VAT £0.00 inc VAT £27.17 ex VAT £32.60 inc VAT
A2028HL

20mm Back To Back High Load Block

 540 300 - 52 6 - 32
£64.09 ex VAT £76.91 inc VAT
ex VAT £0.00 inc VAT £64.09 ex VAT £76.91 inc VAT
A2022

20mm Double Dynamic Block

 600 225 - 48 6 - 32
£30.38 ex VAT £36.46 inc VAT
ex VAT £0.00 inc VAT £30.38 ex VAT £36.46 inc VAT
A2022A

20mm Double Dynamic Block - Articulating

 600 200 - 48 6 - 27
£32.63 ex VAT £39.16 inc VAT
ex VAT £0.00 inc VAT £32.63 ex VAT £39.16 inc VAT
A2023

20mm Double Dynamic Block - Becket

 600 225 - 59 6 - 32
£32.03 ex VAT £38.44 inc VAT
ex VAT £0.00 inc VAT £32.03 ex VAT £38.44 inc VAT
A2023HK

20mm Double Dynamic Block - Becket, Hook

 600 225 - 110 6 - 59
£51.25 ex VAT £61.50 inc VAT
ex VAT £0.00 inc VAT £51.25 ex VAT £61.50 inc VAT
A2126M

20mm Double Dynamic Block - Composite Cheek

 540 225 18 33 6 - 23
£29.48 ex VAT £35.38 inc VAT
ex VAT £0.00 inc VAT £29.48 ex VAT £35.38 inc VAT
A2022F

20mm Double Dynamic Block - Fork

 600 225 - 51 6 4 14
£32.50 ex VAT £39.00 inc VAT
ex VAT £0.00 inc VAT £32.50 ex VAT £39.00 inc VAT
A2022LZ

20mm Double Dynamic Block - Stand Up

 600 225 - 53 6 - 36
£38.46 ex VAT £46.15 inc VAT
ex VAT £0.00 inc VAT £38.46 ex VAT £46.15 inc VAT
A2022SC

20mm Double Dynamic Block - Swivel

 350 225 - 56 6 4 36
£45.85 ex VAT £55.02 inc VAT
ex VAT £0.00 inc VAT £45.85 ex VAT £55.02 inc VAT
A2022SHK

20mm Double Dynamic Block - Swivel Hook

 500 225 - - 6 - 36
£45.85 ex VAT £55.02 inc VAT
ex VAT £0.00 inc VAT £45.85 ex VAT £55.02 inc VAT
A2022Tii

20mm Double Dynamic Block - Tii-On

 600 225 - 29 6 - 14
From £32.66 ex VAT £39.19 inc VAT
ex VAT £0.00 inc VAT From £32.66 ex VAT £39.19 inc VAT
A2122

20mm Double Dynamic Through Deck Block

 350 105 64 75 6 - 18
£36.70 ex VAT £44.04 inc VAT
ex VAT £0.00 inc VAT £36.70 ex VAT £44.04 inc VAT
A2022HL

20mm Double High Load Block

 600 325 - 48 6 - 41
£67.31 ex VAT £80.77 inc VAT
ex VAT £0.00 inc VAT £67.31 ex VAT £80.77 inc VAT
A2022AHL

20mm Double High Load Block - Articulating

 600 325 - 47.6 6 - 41
£69.56 ex VAT £83.47 inc VAT
ex VAT £0.00 inc VAT £69.56 ex VAT £83.47 inc VAT
A2022TiiHL

20mm Double High Load Block - Tii-On

 600 250 - 29.5 6 - 27
£69.60 ex VAT £83.52 inc VAT
ex VAT £0.00 inc VAT £69.60 ex VAT £83.52 inc VAT
A2022XHL-BLU

20mm Double XHL Block

 900 600 - 23 6 - 30
£147.95 ex VAT £177.54 inc VAT
ex VAT £0.00 inc VAT £147.95 ex VAT £177.54 inc VAT
A2023XHL-BLK

20mm Double XHL Block - Becket

 900 600 - 38 6 - 32
£151.54 ex VAT £181.85 inc VAT
ex VAT £0.00 inc VAT £151.54 ex VAT £181.85 inc VAT
A2026-PROFIX

20mm Profix Cheek Adaptor

 - - - - - - 5
£7.54 ex VAT £9.05 inc VAT
ex VAT £0.00 inc VAT £7.54 ex VAT £9.05 inc VAT
A2020

20mm Single Dynamic Block

 540 115 - 37 6 - 9
£11.95 ex VAT £14.34 inc VAT
ex VAT £0.00 inc VAT £11.95 ex VAT £14.34 inc VAT
A2021F

20mm Single Dynamic Block - Articulating Fork

 350 115 - 48 6 4 14
£18.98 ex VAT £22.78 inc VAT
ex VAT £0.00 inc VAT £18.98 ex VAT £22.78 inc VAT
A2026M

20mm Single Dynamic Block - Composite Cheek

 540 115 18 33 6 - 14
£15.30 ex VAT £18.36 inc VAT
ex VAT £0.00 inc VAT £15.30 ex VAT £18.36 inc VAT
A2020F

20mm Single Dynamic Block - Fork

 350 115 - 39 6 4 14
£18.98 ex VAT £22.78 inc VAT
ex VAT £0.00 inc VAT £18.98 ex VAT £22.78 inc VAT
A2021HK

20mm Single Dynamic Block - Hook

 165 115 - 65 6 - 18
£18.40 ex VAT £22.08 inc VAT
ex VAT £0.00 inc VAT £18.40 ex VAT £22.08 inc VAT
A4710

20mm Single Dynamic Block - Lightweight Stand Up

 350 105 26 37 6 - 18
£17.64 ex VAT £21.17 inc VAT
ex VAT £0.00 inc VAT £17.64 ex VAT £21.17 inc VAT
A2029

20mm Single Dynamic Block - Linked

 540 115 - 70 6 - 23
£25.47 ex VAT £30.56 inc VAT
ex VAT £0.00 inc VAT £25.47 ex VAT £30.56 inc VAT
A2021

20mm Single Dynamic Block - Multi Function

 350 115 - 35 6 - 14
£11.02 ex VAT £13.22 inc VAT
ex VAT £0.00 inc VAT £11.02 ex VAT £13.22 inc VAT
A2020-4036

20mm Single Dynamic Block - Offset Lacing Eye

 540 115 15 52 6 - 14
£16.02 ex VAT £19.22 inc VAT
ex VAT £0.00 inc VAT £16.02 ex VAT £19.22 inc VAT
A2020-4035

20mm Single Dynamic Block - P-Clip

 540 115 - 60 6 5 14
£14.37 ex VAT £17.24 inc VAT
ex VAT £0.00 inc VAT £14.37 ex VAT £17.24 inc VAT
A2026

20mm Single Dynamic Block - Pro-Fix Cheek

 350 115 - 45 6 4 14
£17.83 ex VAT £21.40 inc VAT
ex VAT £0.00 inc VAT £17.83 ex VAT £21.40 inc VAT
A2020LZ

20mm Single Dynamic Block - Stand Up

 540 115 27 43 6 - 14
£19.94 ex VAT £23.93 inc VAT
ex VAT £0.00 inc VAT £19.94 ex VAT £23.93 inc VAT
A2020SC

20mm Single Dynamic Block - Swivel

 350 115 - 53 6 4 14
£30.32 ex VAT £36.38 inc VAT
ex VAT £0.00 inc VAT £30.32 ex VAT £36.38 inc VAT
A2021SC

20mm Single Dynamic Block - Swivel, Fork

 350 115 - 52 6 4 14
£27.48 ex VAT £32.98 inc VAT
ex VAT £0.00 inc VAT £27.48 ex VAT £32.98 inc VAT
A2020SHK

20mm Single Dynamic Block - Swivel, Hook

 350 115 - 58 6 - 18
£29.40 ex VAT £35.28 inc VAT
ex VAT £0.00 inc VAT £29.40 ex VAT £35.28 inc VAT
A2020Ti3

20mm Single Dynamic Block - Ti3-On

 540 115 - 29 6 - 9
£11.95 ex VAT £14.34 inc VAT
ex VAT £0.00 inc VAT £11.95 ex VAT £14.34 inc VAT
A2020Tii

20mm Single Dynamic Block - Tii-On

 540 115 - 29 6 - 9
From £11.95 ex VAT £14.34 inc VAT
ex VAT £0.00 inc VAT From £11.95 ex VAT £14.34 inc VAT
A2124

20mm Single Dynamic Block - Upstand

 550 115 22 31 8 - 23
£22.31 ex VAT £26.77 inc VAT
ex VAT £0.00 inc VAT £22.31 ex VAT £26.77 inc VAT
A2020WEB

20mm Single Dynamic Block - Webbing

 250 115 - 30.2 5 - 9
£11.95 ex VAT £14.34 inc VAT
ex VAT £0.00 inc VAT £11.95 ex VAT £14.34 inc VAT
A2121

20mm Single Dynamic Through Deck Block

 350 105 42 54 6 - 11
£24.45 ex VAT £29.34 inc VAT
ex VAT £0.00 inc VAT £24.45 ex VAT £29.34 inc VAT
A2020HL

20mm Single High Load Block

 540 250 - 37 6 - 18
£30.38 ex VAT £36.46 inc VAT
ex VAT £0.00 inc VAT £30.38 ex VAT £36.46 inc VAT
A2026MHL

20mm Single High Load Block - Composite Cheek

 540 250 18 34 6 - 18
£28.65 ex VAT £34.38 inc VAT
ex VAT £0.00 inc VAT £28.65 ex VAT £34.38 inc VAT
A2021HL

20mm Single High Load Block - Multi Function

 540 350 - 35 6 - 14
£29.45 ex VAT £35.34 inc VAT
ex VAT £0.00 inc VAT £29.45 ex VAT £35.34 inc VAT
A2020HL-4036

20mm Single High Load Block - Offset Lacing Eye

 540 250 15 52 6 - 23
£34.56 ex VAT £41.47 inc VAT
ex VAT £0.00 inc VAT £34.56 ex VAT £41.47 inc VAT
A2026HL

20mm Single High Load Block - Profix Cheek

 350 350 - 45 6 - 23
£36.25 ex VAT £43.50 inc VAT
ex VAT £0.00 inc VAT £36.25 ex VAT £43.50 inc VAT
A2020HLSHK

20mm Single High Load Block - Swivel, Hook

 350 250 - 57.8 6 - 23
£47.84 ex VAT £57.41 inc VAT
ex VAT £0.00 inc VAT £47.84 ex VAT £57.41 inc VAT
A2020Ti3HL

20mm Single High Load Block - Ti3-On

 540 250 - 29 6 - 14
£30.38 ex VAT £36.46 inc VAT
ex VAT £0.00 inc VAT £30.38 ex VAT £36.46 inc VAT
A2020Tiihl

20mm Single High Load Block - Tii-On

 540 250 - - 6 - 14
£30.38 ex VAT £36.46 inc VAT
ex VAT £0.00 inc VAT £30.38 ex VAT £36.46 inc VAT
A2020XHL-B

20mm Single XHL Block

 900 300 - 21.9 6 - 17
£111.03 ex VAT £133.24 inc VAT
ex VAT £0.00 inc VAT £111.03 ex VAT £133.24 inc VAT
A2024

20mm Triple Dynamic Block

 650 320 - 50 6 - 50
£44.12 ex VAT £52.94 inc VAT
ex VAT £0.00 inc VAT £44.12 ex VAT £52.94 inc VAT
A2027NB

20mm Triple Dynamic Block - Allenite Cleat

 650 320 - 75 6 - 100
£106.31 ex VAT £127.57 inc VAT
ex VAT £0.00 inc VAT £106.31 ex VAT £127.57 inc VAT
A2024A

20mm Triple Dynamic Block - Articulating

 650 300 - 50 6 - 41
£46.36 ex VAT £55.63 inc VAT
ex VAT £0.00 inc VAT £46.36 ex VAT £55.63 inc VAT
A2025

20mm Triple Dynamic Block - Becket

 650 320 - 66 6 - 54
£48.84 ex VAT £58.61 inc VAT
ex VAT £0.00 inc VAT £48.84 ex VAT £58.61 inc VAT
A2027

20mm Triple Dynamic Block - Cleat, Becket

 650 320 - 75 6 - 86
£106.31 ex VAT £127.57 inc VAT
ex VAT £0.00 inc VAT £106.31 ex VAT £127.57 inc VAT
A2024F

20mm Triple Dynamic Block - Fork

 650 320 - 51 6 4 50
£73.35 ex VAT £88.02 inc VAT
ex VAT £0.00 inc VAT £73.35 ex VAT £88.02 inc VAT
A2024-677

20mm Triple Dynamic Block - Inverted Allenite Cleat

 650 320 - 55 6 - 86
£101.60 ex VAT £121.92 inc VAT
ex VAT £0.00 inc VAT £101.60 ex VAT £121.92 inc VAT
A2024HL

20mm Triple High Load Block

 650 400 - 50 6 - 64
£99.36 ex VAT £119.23 inc VAT
ex VAT £0.00 inc VAT £99.36 ex VAT £119.23 inc VAT
A2024AHL

20mm Triple High Load Block - Articulating

 650 400 - 47.6 5 - 64
£101.60 ex VAT £121.92 inc VAT
ex VAT £0.00 inc VAT £101.60 ex VAT £121.92 inc VAT
A2025-677

20mm Triply Dynamic Block - Inverted Cleat, Becket

 650 320 - 66 6 - 86
£106.31 ex VAT £127.57 inc VAT
ex VAT £0.00 inc VAT £106.31 ex VAT £127.57 inc VAT
A5849

Deck Mounting Plate With Two A2021F

 350 115 25 51 6 4 50
£57.84 ex VAT £69.41 inc VAT
ex VAT £0.00 inc VAT £57.84 ex VAT £69.41 inc VAT