HARKEN 57 mm Fiddle Ratchet Block - Swivel, Becket, Cam Cleat, 2676 Block Size_16 mm Mounts anywhere in a vertical

Mounts anywhere in a vertical position using screws or hose clamps

Good for jib and mainsheet systems on high-performance dinghies

So size for size

Cheek material constructed from reinforced plastic with stainless steel straps

or for control line applications

HARKEN 57 mm Fiddle Ratchet Block - Swivel, Becket, Cam Cleat, 2676 Block Size_16 mm Mounts anywhere in a verticalHarken 57mm Carbo Fiddle Ratchet Block with Becket and Cam allows for 3: 1 or 4: 1 tackles on dinghy vangs and mainsheets. Carbo fiddle 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