HARKEN pulley Quattro 57mm Carbo 2631

Carbo 57 mm quadruple pulley with swivel. Carbo AirBlocks® pulleys are 60% stronger and 30% lighter than our classic pulleys.

Carbo 57 mm quadruple pulley with swivel.
Carbo AirBlocks® pulleys are 60% stronger and 30% lighter than our classic pulleys.
The resin-Nylon composite cheeks are reinforced with long glass fibers allowing the realization of a compact pulley with a high strength-to-weight ratio.
Ball bearings, sheaves and cheeks are carbon black treated for superior UV resistance.
The blocks are fitted with Cam-Lock or U-Lock locking systems to lock the shackle parallel or perpendicular to the sheave or allow it to pivot freely to prevent twisting of the rope.

The high strength 57mm Carbo range benefits from a wide range of applications.
Usable for mainsail and jib sheets on dinghies and keelboats such as Lightning, Dragon, Soling, J/24 and for sheet tackles
mainsail on catamarans.

Use for:
Mainsheet and jib sheets
Mainsheet fine adjustment
Tuning bumps
Restraint hoists
Cunninghams
Downhaul

Features:
Sheave Ø: 57 mm
Length: 121mm
Weight with shackle: 340 gr
Shackle Ø: - mm
Max rope Ø: 10 mm
Maximum working load: 1080 kg
Breaking load: 2270 kg