![Barton Size 3 45mm Plain Bearing Pulley Block Double Upright Block [N03250]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/600x600/products/60795/83910/109044XL__46868.1749425430.jpg?c=2 "Barton Size 3 45mm Plain Bearing Pulley Block Double Upright Block [N03250]")
![Barton Size 3 45mm Plain Bearing Pulley Block Double Upright Block [N03250]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/1280x1280/products/60795/83910/109044XL__46868.1749425430.jpg?c=2 "Barton Size 3 45mm Plain Bearing Pulley Block Double Upright Block [N03250]")
Product Overview
Size 3 45mm Plain Bearing Pulley Block Double Upright 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.
Suitable for up to 10mm (3/8") rope.
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![Barton Marine Size 3 45mm Plain Bearing Pulley Block Double w\/Swivel [N03230]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/58348/80127/106550XL__82802.1732742861.jpg?c=2 "Barton Marine Size 3 45mm Plain Bearing Pulley Block Double w\/Swivel [N03230]")
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![Barton Marine Size 3 45mm Plain Bearing Pulley Block Single With Fixed Eye [N03110]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/58346/80125/106549XL__75970.1732742860.jpg?c=2 "Barton Marine Size 3 45mm Plain Bearing Pulley Block Single With Fixed Eye [N03110]")