This Harken Classic 3.00” single block with becket is a free-running block for efficient sail trimming, where low friction and reliable performance are essential.
The block features a Ø76 mm sheave and is designed for lines up to Ø12 mm. It is engineered for an SWL of 340 kg and a breaking strength of 1134 kg.
Harken's Classic series is known for compact, lightweight blocks featuring free-running Delrin ball bearings, UV-stabilized sheaves, carbon-reinforced sideplates, and stainless steel reinforcements with rounded edges.
Key featuresSingle block with becket for sail trimming and lines
Sheave Ø76 mm for lines up to Ø12 mm
SWL 340 kg and breaking strength 1134 kg
Free-running Delrin ball bearings for low friction
UV-stabilized sheaves and carbon-reinforced sideplates
