Size 3 45mm Plain Bearing Pulley Block Double with Swivel
The size 3 Barton plain bearing blocks have a 45mm (1 3/4" sheave size 3 block range that incorporates modern design with stainless steel frames and the latest advanced materials, using 30% fiberglass filled nylon and Acetal sheaves to maximize their strength while 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 Marine Size 3 45mm Plain Bearing Pulley Block Double w/Swivel [N03230]](http://www.essentialmarineservices.com/cdn/shop/files/106550XL.jpg?v=1730869706&width=1445)