Harken 57mm ESP Mastcollar Block

Harken 57mm Esp Mast Collar Block
Cruising ESP blocks complement 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 X: 57 mm
Length: 93.5 mm
Weight: 122 g
Clevis pin X: 8 mm
Maximum line X: 16 mm
Maximum working load: 850 kg
Breaking load: 1900 kg

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Delivery Information.