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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
Both the reefing drum and halyard swivel features Torlon and Delrin ball bearings for smooth drum rotation and increased performance
Suits rope 6–8 mm
the triangle is easily aligned in any direction with a chart meridian
Switches and circuit breaker are available and need to be ordered separately
HARKEN 57mm DOUBLE BLOCK - SWIVEL BECKET MUIR Both the reefing drum andLow friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Sheave (mm) 57 mm Length (mm) 121 mm Weight (g) 178 g Shackle pin (mm) 6 mm Maximum line (mm) 10 mm Maximum working load (kg) 720 kg Breaking load (kg) 1500 kg
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