Simple 57 mm carbo pulley with swivel the carbo airblocks® pulleys are 60% more resistant and 30% lighter than our conventional pulleys. The composite-dnylon composite cheeks are reinforced by long glass fibers allowing the realization of a pulley compact with a high resistance/weight ratio. The ball bearings, the REAS and the cheeks are treated black carbon for UV resistance. The pulleys are equipped with Cam-Lock or U-Lock locking systems to lock the Manila in parallel or perpendicular to the rea or let it be freely pivoted To avoid rope torsions. The Carbo range 57 mm high resistance benefits from a wide range of applications. Usable for listening to great veils and focus on drifts and kips such as Lightning, Dragon, Soling, D/24 and for Listening Hallows on Catamarans. Focus Adjustment End of Listening Great Drowd Adjustment Boss of Retirement Palans Cunninghams Hale-bewood: Ø Ré: 57 mmlonger: 110 mmpoids with Manila: 87 Grø of the Manillon: 5 mm Ø Max of the Cordage: 10 mm Work load Max: 360 kg Breaking load: 1080 kgcon comes for: - 420-445 - 470 - 485- 490 - 505- CONTENDER- FLYING DUTCHMAN - Finn - FIREBALL- KORALLE - KORSAR- MARAUDEUR - OPEN 5.00 - OPEN 5.70- PIRAT -PONANT - Vaurien - Windy