Low-friction Carbo AirBlocks® are
lightweight, strong, reliable—and affordable.These are features all
sailors look for when choosing sail controls and a real breakthrough in
block design. Companions to Harken’s® popular Black Magic® line, these
small, compact blocks have very high working loads for safe, easy
trimming no matter how hard the wind blows.
Sheave dia (in) 1-1/8
Length (in) 3-1/16
Weight w/Shackle (oz) 1.0
Shackle Pin dia (in) 5/32
Max Line dia (in) 5/16
Max. Working Load (lb) 330
Breaking Load (lb) 1,000