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Continue ShoppingHARKEN 57mm ESP Single Lockoff Footblock, 6077
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) | 57 mm |
Sheave Ø (in) | 2 1/4 in |
Length (mm) | 99 mm |
Length (in) | 3 7/9 in |
Weight (g) | 226 g |
Weight (oz) | 8 oz |
Maximum line Ø (mm) | 16 mm |
Maximum line Ø (in) | 5/8 in |
Maximum working load (kg) | 1000 kg |
Maximum working load (lb) | 2205 lb |
Breaking load (kg) | 2000 kg |
Breaking load (lb) | 4409 lb |
Maximum lockoff load (kg) | 550 kg |
Maximum lockoff load (lb) | 1200 lb |
Fasteners (mm) | 8 FH mm |
Fasteners (in) | 5/16 FH in |
A (mm) | 13 mm |
A (in) | 1/2 in |
B (mm) | 55 mm |
B (in) | 2 5/32 in |
C (mm) | 51 mm |
C (in) | 2 in |
D (mm) | 14 mm |
D (in) | 9/16 in |
E (mm) | 57 mm |
E (in) | 2 1/4 in |
F (mm) | 96 mm |
F (in) | 3 3/4 in |
Footnote | If double stacked, upper block/organizer is two-thirds of listed MWL and breaking load. |
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