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Continue ShoppingHARKEN 57mm Quad Block — Swivel, Center Becket, HSB380
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.
Sheave Ø (mm) | 57 mm |
Sheave Ø (in) | 2 1/4 in |
Length (mm) | 143 mm |
Length (in) | 5 5/8 in |
Width (mm) | 92 mm |
Width (in) | 3 5/8 in |
Weight (g) | 453.6 g |
Weight (oz) | 16 oz |
Shackle pin Ø (mm) | 6 mm |
Shackle pin Ø (in) | 1/4 in |
Maximum line Ø (mm) | 10 mm |
Maximum line Ø (in) | 7/16 in |
Maximum working load (kg) | 1080 kg |
Maximum working load (lb) | 2380 lb |
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