Plastic Sheave Boxes

Allen plastic sheave boxes, also known as exit blocks, provide a lightweight and cost-effective solution for a wide range of sailing applications. Designed for reliability and ease of installation, they are ideal for halyard systems, control lines, and general running rigging where moderate loads are expected.

10 items

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Product Breaking Load Kg Max Working Load Kg Hole Pitch mm Fixing Hole Dia mm Max Line Dia mm Length mm Sheave Dia mm Sheave Material Sheave Width mm Slot Size mm Weight (g) Price
20mm Double Dynamic Through Deck Block
20mm Double Dynamic Through Deck Block

SKU: A2122

20mm Double Dynamic Through Deck Block

Specification Overview
350 105 64 4.2 6 75 20 Acetal 7 55 x 16 18
£36.70 ex VAT £44.04 inc VAT
ex VAT £0.00 inc VAT £36.70 ex VAT £44.04 inc VAT
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20mm Double High Load Through Deck Block
20mm Double High Load Through Deck Block

SKU: A2122HL

20mm Double High Load Through Deck Block

Specification Overview
350 - 63 - 6 75 20 Stainless Steel 7 55 x 16 33
£73.55 ex VAT £88.26 inc VAT
ex VAT £0.00 inc VAT £73.55 ex VAT £88.26 inc VAT
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20mm Single Dynamic Through Deck Block
20mm Single Dynamic Through Deck Block

SKU: A2121

20mm Single Dynamic Through Deck Block

Specification Overview
350 105 42 4.2 6 54 20 Acetal 7 34 x 16 11
£24.45 ex VAT £29.34 inc VAT
ex VAT £0.00 inc VAT £24.45 ex VAT £29.34 inc VAT
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20mm Single High Load Through Deck Block
20mm Single High Load Through Deck Block

SKU: A2121HL

20mm Single High Load Through Deck Block

Specification Overview
400 - 42 4.2 6 54 20 Stainless Steel 7 34 x 16 18
£42.89 ex VAT £51.47 inc VAT
ex VAT £0.00 inc VAT £42.89 ex VAT £51.47 inc VAT
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30mm Double Dynamic Through Deck Block
30mm Double Dynamic Through Deck Block

SKU: A2132

30mm Double Dynamic Through Deck Block

Specification Overview
500 140 90 5.2 8 77 30 Acetal 10 90 x 17 45
£45.37 ex VAT £54.44 inc VAT
ex VAT £0.00 inc VAT £45.37 ex VAT £54.44 inc VAT
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30mm Double High Load Through Deck Block
30mm Double High Load Through Deck Block

SKU: A2132HL

30mm Double High Load Through Deck Block

Specification Overview
500 - 90 5.2 8 77 30 Stainless Steel 10 77 x 17 45
£85.50 ex VAT £102.60 inc VAT
ex VAT £0.00 inc VAT £85.50 ex VAT £102.60 inc VAT
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30mm Single High Load Through Deck Block
30mm Single High Load Through Deck Block

SKU: A2131HL

30mm Single High Load Through Deck Block

Specification Overview
500 - 60 5.2 8 74 30 Stainless Steel 10 47 x 17 26
£50.32 ex VAT £60.38 inc VAT
ex VAT £0.00 inc VAT £50.32 ex VAT £60.38 inc VAT
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Adaptor For A..94
Adaptor For A..94

SKU: SA..94

Adaptor For A..94

Specification Overview
- - - To Fit 35mm Tube - - - - - - 18
£13.68 ex VAT £16.42 inc VAT
ex VAT £0.00 inc VAT £13.68 ex VAT £16.42 inc VAT
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Nylon Mast Head Sheave Box - Plain Bearing
Nylon Mast Head Sheave Box - Plain Bearing

SKU: A..94

Nylon Mast Head Sheave Box - Plain Bearing

Specification Overview
- - - To Fit 20mm Tube - - 36 Acetal 6 - 41
£36.70 ex VAT £44.04 inc VAT
ex VAT £0.00 inc VAT £36.70 ex VAT £44.04 inc VAT
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Nylon Sheave Box - Plain Bearing
Nylon Sheave Box - Plain Bearing

SKU: A...8

Nylon Sheave Box - Plain Bearing

Specification Overview
700 300 80 4 - - 38 Acetal 12 70 x 22 41
From £10.13 ex VAT £12.16 inc VAT
ex VAT £0.00 inc VAT From £10.13 ex VAT £12.16 inc VAT
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