Selden Block PBB 40 Hi-Load (Halyard)

The 40 mm Hi-Load Plain Bearing Block for CX25 2:1 Halyard is designed to handle high tension loads in halyard systems, especially when paired with Selden CX25 furlers. This block’s sturdy machined and hard-anodised aluminium body ensures long-lasting strength, while the captive pin prevents loss overboard.

Equipped with a 40 mm plain bearing sheave made from low-friction acetal, the block promotes smooth and efficient line rotation under load. It supports lines up to 12 mm in diameter, making it suitable for large sails and high-tension halyards used on cruising and performance yachts alike.

Ideal for 2:1 purchase halyard setups, this block improves mechanical advantage and control when hoisting or trimming. Designed for marine conditions, it combines durability with precision handling for dependable sailing performance.

Key Features

• 40 mm plain bearing sheave for high-load applications

• Machined hard-anodised aluminium body for durability

• Captive pin to prevent loss

• Smooth low-friction acetal sheave rotation

• Suitable for lines up to 12 mm

• Optimised for CX25 2:1 halyard systems