Harken 57mm Aluminum ESP Block — Swivel Boat J/111 2 galvanzied tie plates

2 galvanzied tie plates

Combining axial and thrust bearings into a single set of durable V-shaped titanium rollers

The waist belt adjusts to accommodate outer layers

Also includes coverage of the northern most tip of Denmark including Skagen and Frederikshavn

7105 ¯ U bolt base 38 mm

Harken 57mm Aluminum ESP Block — Swivel Boat J/111 2 galvanzied tie platesCruising 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. Part No. 6059 Sheave (mm) 57 mm Sheave (in) 2 1 4 in Maximum line (mm) 16 mm Maximum line (in) 5 8 in Maximum working load (kg) 1000 kg Maximum working load (lb) 2205 lb