Low-friction Carbo Air blocks are lightweight, strong, reliable and 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)57mmSheave (in)2 1/4 inLength (mm)110 mmLength (in)4 5/16 inWeight (g)87 gWeight (oz)3.1 ozShackle pin (mm)5mmShackle pin (in)3/16 inMaximum line (mm)10mmMaximum line (in)3/8 inMaximum working load (kg)35/ kgMaximum working load (lb)792 lbBreaking load (kg)1079 kgBreaking load (lb)2380 lb