Triple 57 mm Carbo Pulley with swivel and Cam-Matic® 150 jammer. CARBO AIRBLOCKS® pulleys are 60% more resistant and 30% lighter than our conventional pulleys. COMPOSITE-DYLON composite cheeks are reinforced by fibers of glass fibers long allowing the realization of a compact pulley 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 Bumps Cunninghams Hale Be-Buyercaracterism Cunninghams: Ø Ré: 57 mmlonger: 121 mmpoids with Manila: 431 Grø of the Manillon:-MM Ø Max of the Cordage: 10 mm Workload Max: 680 kg Strupture load: 1700 kgcon comes for: