Harken 57mm Carbo Single Block with Swivel/150 Cam-Matic and Becket Shipping_Carrier Sheave 29 mm Length 76

Sheave 29 mm Length  76 mm Weight  35 g Maximum Line  8 mm Maximum Working Load  136 kg  Mounting Hole Spacing  57 mm Cutout  19 x 44 mm Breaking Load  907 kg Fasteners  5 FH mm

The 16 mm is Harken’s® smallest block

These easy-to-adjust cars combine a spring-loaded pinstop with precise track spacing

Allen 20mm Single Ball Bearing Latest design in acetal plastic with stainless straps

Flatlocked construction

Harken 57mm Carbo Single Block with Swivel/150 Cam-Matic and Becket Shipping_Carrier Sheave 29 mm Length 76Low 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 57 mm Length 132 mm Weight 442 g Shackle Pin 5 mm Maximum Line 10 mm Maximum Working Load 272 kg Breaking Load 680 kg Footnote: Maximum working loads and breaking loads for blocks based on cam strengths.