HARKEN 57mm Carbo Ratchet Block - Swivel, Becket, 2136 Max Line Size_3/4" (11mm) Line these winches feature large roller

these winches feature large roller bearings on most gears and drive shafts

there is no name in marine hardware that is more trusted than Schaefer Marine

Series 40 Ball Bearing Blocks are suitable for sheet applications on dinghies

Large sheave diameter and high working loads make them suitable for sheet and control blocks on medium to large offshore boats

durable gear engineered to perform no matter how demanding the conditions

HARKEN 57mm Carbo Ratchet Block - Swivel, Becket, 2136 Max Line Size_3/4" (11mm) Line these winches feature large rollerHarken 57mm Carbo Ratchet Block with Becket allows either a 2: 1 or 3: 1 purchase. Carbo Ratchet blocks allow sailors to hand hold loaded lines and offer a balance between holding power and controlled easing. Lightweight Carbo Ratchets are available in 40mm, 57mm, and 75mm sizes. All the Carbo Ratchets feature a recessed On Off switch that is easily operated from either side. The 40mm cam arm versions work in ratchet mode only. Commonly 57mm blocks