HARKEN 40 mm Double Carbo Block - Becket, 2643 Item Type_Winch Handles and Holders The Harken 57mm fiddle Block

The Harken 57mm fiddle Block with Becket is a good choice for 3:1 and 4:1 tackles on dinghy vangs and mainsheets

stainless steel ball bearings

these winches feature large roller bearings on most gears and drive shafts

and other control lines from the mast base

The track features internal slide bolts

HARKEN 40 mm Double Carbo Block - Becket, 2643 Item Type_Winch Handles and Holders The Harken 57mm fiddle BlockHarken 40mm Carbo Air Double Block with becket for a high load 4: 1 or 5: 1 purchasing system. Low friction Carbo AirBlocks are lightweight, strong, reliableand economical. Consistently 30% lighter and 60% stronger than equivalent Classic blocks. The sideplates are UV stabilized, high strength resin and designed for small diameter lines favored by racers. Good for jib and mainsheet systems on high performance dinghies, and for high load control lines