Harken 57mm Aluminum Low-Load Mast Collar ESP Bloc FILLERS This dual action air dryer

This dual action air dryer uses a low wattage heating element and internal fan to both heat and circulate the air

Apparent wind display and True wind when integrated with a compass or autopilot

The grill quickly disassembles without tools for easy clean-up

Weight: 39 LBS

Harken 57mm Aluminum Low-Load Mast Collar ESP Bloc FILLERS This dual action air dryerCruising 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. With 6mm Clevis Specifications Sheave (mm): 57 mm Sheave (in): 2 1 4 in Length (mm): 89 mm Length (in): 3 1 2 in Weight (g): 113 g Weight (oz): 4 oz Clevis pin (mm): 6 mm Clevis pin (in): 1 4 in Maximum