Barton Size 3 45mm Plain Bearing Pulley Block Double Upright

The Barton Size 3 plain bearing pulley block is designed for demanding lifting and rigging tasks. Featuring a 45mm (1 3/4") sheave and a robust double upright configuration, this block delivers dependable performance in challenging environments.

Built with a stainless steel frame and advanced materials, it combines durability with light weight. The block uses 30% fibre glass filled nylon and Acetal sheaves to maximise strength, reduce wear, and ensure smooth, quiet operation.

• 45mm (1 3/4") sheave for compact, powerful performance
• Size 3 block with double upright design for stability and efficient load handling
• Stainless steel frame for corrosion resistance and long-term strength
• 30% fibre glass filled nylon body for high strength-to-weight ratio
• Acetal sheaves delivering smooth, low-friction rotation
• Plain bearing design for reliable operation with minimal maintenance

Upgrade your rigging setup with Barton quality—crafted to withstand tough use while delivering dependable performance and long service life.

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.