HARKEN 40mm Carbo Air® Single Block with Becket, 2637 Block Configuration_Micro Companions to the popular Harken

Companions to the popular Harken Black Magic block line

Ball-and-socket bases let blocks articulate up to 45 degrees and swivel freely

Halyard restrainers prevent the halyard from wrapping around the foil on boats where the swivel isn’t mounted near the masthead

consistent performance - even under high loads

They prevent the block from capsizing by pushing the lashing line to the outer edges of the sideplates

HARKEN 40mm Carbo Air® Single Block with Becket, 2637 Block Configuration_Micro Companions to the popular HarkenThe Harken 40mm Carbo Air Single Block includes an integral becket that allows either a 2: 1 or 3: 1 purchase. Low friction Carbo AirBlocks are lightweight, strong, reliableand economical. Consistently 30% lighter and 60% stronger than equivalent Classic blocks. The side plates 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