Size 3 45mm Plain Bearing Pulley Block Stanchion Lead Block
The size 3 Barton plain bearing blocks have 45mm (1 3/4" sheave size 3 block range incorporates modern design with stainless steel frames and the latest advanced materials, using 30% fibre glass filled nylon and Acetal sheaves to maximise their strength whilst keeping weight to a minimum. Suitable for use as mainsheet, vangs, lead blocks, or wherever a powerful and compact purchase system is required on dinghies, dayboats, and lightweight cruisers.
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![Barton Size 3 45mm Plain Bearing Pulley Block Stanchion Lead Block [N03190]](http://www.essentialmarineservices.com/cdn/shop/files/109045XL.jpg?v=1749438639&width=1445)