40mm Harken Carbo Single Block, Swivel

The Harken 40 mm Carbo single block with swivel is designed for jib and mainsheet systems on high-performance dinghies and for highly loaded control lines on small keelboats. According to Harken, Carbo AirBlocks® are 60% stronger and 30% lighter than its Classic blocks. The swivel lets the block follow the direction of pull.

Features

• Single block with swivel
• Nylon resin sideplates reinforced with densely layered long glass fibres
• Sheave runs on high-load ball bearings in specially shaped races
• Bearings, sheave and sideplates blackened for UV protection

Specifications

• Sheave diameter: 40 mm
• Length: 86 mm
• Weight: 44 g
• Pin diameter: 4 mm
• Max. line diameter: 10 mm
• Maximum working load: 220 kp
• Breaking load: 735 kp

Applications

• Main and jib sheets
• Mainsheet fine tune
• Control lines, vang, cunningham
• Outhaul