57mm Harken Carbo Ratchet Triple, Swivel, 150 Cam-Matic

The Harken 57 mm Carbo ratchet triple block with swivel and 150 Cam-Matic cleat is designed for mainsheet systems. The ratchet switches on and off precisely via easy-to-reach switches on both sides of the block, so you can hold the loaded sheet by hand and ease it under control.

Features

• Switchable ratchet with switches on both sides
• Machined, hardcoat-anodised sheaves with eight flats for a secure grip
• Nylon resin sideplates with densely layered long glass fibres
• Bearings, sheaves and sideplates blackened
• Swivel and 150 Cam-Matic cleat

Specifications

• Sheave diameter: 57 mm
• Length: 103 mm
• Weight: 435 g
• Max. line diameter: 10 mm
• Shackle pin diameter: 6 mm
• Maximum working load: 680 kp
• Breaking load: 1700 kp
• Holding power: 10:1

Applications

• Main, jib and spinnaker sheets
• Mainsheet fine tune
• Traveller controls
• Genoa lead
• Spinnaker pole downhaul

Harken's tip: a switchable ratchet in the cockpit plus a Ratchamatic® on the boom above – double holding power in a breeze, a free-running sheet in light air.