Barton Size 3 45mm Plain Bearing Pulley Block Single Swivel Becket [N03131] Brand_RUPES 7 mm) diameter that shrinks

7 mm) diameter that shrinks to 5/32 in (4 mm)

With the highest grade standard on the market

they are available in 3 sizes to suit any requirement

Boat Size - 15' - 20' (4

Face Plate Thickness: 3/16 in

Barton Size 3 45mm Plain Bearing Pulley Block Single Swivel Becket [N03131] Brand_RUPES 7 mm) diameter that shrinksSize 3 45mm Plain Bearing Pulley Block Single Swivel & Becket 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