Harken Block-57mm Carbo Double Ratchet

Carbo ratchet blocks allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Machined aluminum sheaves are Hard Lube-anodized for strength and corrosion resistance. Eight facets hold line securely. Switchable ratchets provide precise control with an accessible on/off switch that is easy-to-operate from both sides of the block..

Specifications

Sheave Ø (mm) 57 mm

Sheave Ø (in) 2 1/4 in

Length (mm) 116 mm

Length (in) 4 9/16 in

Weight (g) 195 g

Weight (oz) 6.9 oz

Shackle pin Ø (mm) 6 mm

Shackle pin Ø (in) 1/4 in

Maximum line Ø (mm) 10 mm

Maximum line Ø (in) 3/8 in

Maximum working load (kg) 340 kg

Maximum working load (lb) 750 lb

Breaking load (kg) 851 kg

Breaking load (lb) 1875 lb

Holding power 10:1

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