![Barton Size 3 45mm Plain Bearing Pulley Block Stanchion Lead Block [N03190]](https://cdn11.bigcommerce.com/s-e6ht4dde3g/images/stencil/1280x1280/products/47090/63775/109045XL__82689.1749431541.jpg?c=2 "Barton Size 3 45mm Plain Bearing Pulley Block Stanchion Lead Block [N03190]")
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.
Suitable for up to 10mm (3/8") rope.
![Barton Marine Size 3 45mm Plain Bearing Pulley Block Cheek Block [N03160]](https://cdn11.bigcommerce.com/s-e6ht4dde3g/images/stencil/500x659/products/44925/60422/106494XL__16656.1730836773.jpg?c=2 "Barton Marine Size 3 45mm Plain Bearing Pulley Block Cheek Block [N03160]")
![Barton Size 3 45mm Plain Bearing Pulley Block Double Upright Block [N03250]](https://cdn11.bigcommerce.com/s-e6ht4dde3g/images/stencil/500x659/products/47089/63774/109044XL__76728.1749431538.jpg?c=2 "Barton Size 3 45mm Plain Bearing Pulley Block Double Upright Block [N03250]")
![Barton Marine Size 3 45mm Plain Bearing Pulley Block Single With Fixed Eye [N03110]](https://cdn11.bigcommerce.com/s-e6ht4dde3g/images/stencil/500x659/products/44942/60439/106549XL__10992.1730869249.jpg?c=2 "Barton Marine Size 3 45mm Plain Bearing Pulley Block Single With Fixed Eye [N03110]")