Product

HARKEN BLOCK 75MM NARROW MAST COLLAR

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Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle high static loads and are ideal for halyards or limited purchase systems on cruising boats.

Sheave Ø (mm)
75 mm

Sheave Ø (in)
3 in

Length (mm)
113 mm

Length (in)
4 7/16 in

Width (mm)
77 mm

Width (in)
3 1/32 in

Weight (g)
181 g

Weight (oz)
6.4 oz

Clevis pin Ø (mm)
8 mm

Clevis pin Ø (in)
5/16 in

Maximum line Ø (mm)
12 mm

Maximum line Ø (in)
1/2 in

Maximum working load (kg)
1134 kg

Maximum working load (lb)
2500 lb

Breaking load (kg)
2268 kg

Breaking load (lb)
5000 lb