Backstay Blocks and New Articulating Range from Allen

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Backstay Blocks and New Articulating Range from Allen

by Allen 12 Aug 2021 17:00 BST

Two dynamic single blocks assembled around a stainless steel ring © Allen

30mm dynamic blocks are one of the most versatile products in our range and so they are great for use in many different systems. Most recently we have started manufacturing the single version onto a stainless-steel ring for sportsboat backstay systems.

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Streamlined for maximum strength.
Blocks move freely to align to correct lead angle.
Ideal for backstay systems.
Available with two or three blocks.

The articulating range features the normal double or triple block setup but the spacer moulding between each cheek has been removed as well as the central rivet which holds the blocks together. The result is a set of blocks attached to the same double or triple ultra-strap but each can articulate separately of one another.

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Blocks articulate individually.
Available with double or triple sheaves.
Allows better alignment to rope.
20 & 30mm sheave sizes.