The compact Harken 29 mm Triple Carbo is extremely strong and features U-Locks to hold the swivel in front/side position, or to let it spin freely. The compact cam arm supports high-load purchases of 5:1 or 6:1. Use as a mainsheet block on small dinghies such as an Opti, or for low-friction control blocks on any size boat.
Cam cleats reverse for up or down engagement/disengagement.
|Sheave Diameter||1 1/8 in||29 mm|
|Max Line Diameter||1/4 in||6 mm|
|Max Working Load||750 lb||340 kg|
|Breaking Load||1,500 lb||680 kg|
|Shackle Pin Diameter||3/16 in||5 mm|
|Weight w/ Shackle||4.6 oz||130 g|
|Length||2 7/8 in||73 mm|
**Maximum working loads and breaking loads for blocks based on cam strengths