Barton Marine Size 3 45mm Double Pulley Block with Swivel

This Size 3 Barton Double Pulley Block features a 45mm sheave size and is designed for optimal performance. Constructed with a stainless steel frame and advanced materials including 30% fiberglass filled nylon and Acetal sheaves, this block maximizes strength while minimizing weight. It is ideal for mainsheet, vangs, lead blocks, or any application requiring a compact and powerful purchase system on dinghies, dayboats, and lightweight cruisers.

Compatible with ropes up to 10mm (3/8"). Perfect for various marine applications.

• Size 3 Block with 45mm sheave diameter
• Lightweight yet strong construction with stainless steel frame
• Made from 30% fiberglass filled nylon for durability
• Acetal sheaves for reduced friction
• Ideal for use in mainsheet and vang configurations
• Compatible with rope sizes up to 10mm (3/8")
• Perfect for dinghies, dayboats, and compact cruising yachts