This Harken 29mm Double Boat Block is low-friction, lightweight and strong.

Made of a tough reinforced composite the 29mm Carbo Air Fixed Double Block is a smooth-running and powerful performer, making trimming easy regardless of wind power. This double block features U-Locks to hold the swivel in front/side position or to let it spin freely. Perfect for main, jib and spinnaker sheets on dinghies and sport boats control lines on boats of all sizes.

Specifications

Sheave Diameter: 29mm

Length: 54mm

Weight: 34g

Maximum Line: 8mm

Maximum Working Load: 299kg

Breaking Load: 737kg