Harken 57mm Cheek Ratchamatic® Block MEDIUM KEEL BOAT 75 oz Height (mm) 19

75 oz Height (mm) 19 mm Fastener spacing (mm) 27 mm Fastener spacing (in) 1 1/16 in Fits cam 471

For users at least 16 years of age and 50kg+

The leg straps feature soft and smooth finished neoprene padding to ensure a comfortable fit around the upper leg

Ultra-strong HHL sheave and bearing race: Grade 2205 stainless steel

Harken 57mm Cheek Ratchamatic® Block MEDIUM KEEL BOAT 75 oz Height (mm) 19The Carbo Ratchamatic is a load sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light air modes is seamless. Cheek: Line shedding, small mounting footprint and drain holes. Mounts on port or starboard. Sheave (mm) 57 mm Sheave (in) 2 1 4 in Length (mm) 83 mm Length (in) 3 1 4 in Weight (g) 89 g Weight (oz) 3. 1 oz Maximum line (mm) 10 mm