Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.
Part no. 340: 29mm Block - Swivel
Specifications
- Sheave Ø (mm) 29 mm
- Sheave Ø (in) 1 1/8 in
- Length (mm) 66 mm
- Length (in) 2 5/8 in
- Weight (g) 26 g
- Weight (oz) .9 oz
- Shackle pin Ø (mm) 4 mm
- Shackle pin Ø (in) 5/32 in
- Maximum line Ø (mm) 8 mm
- Maximum line Ø (in) 5/16 in
- Maximum working load (kg) 150 kg
- Maximum working load (lb) 330 lb
- Breaking load (kg) 454 kg
- Breaking load (lb) 1000 lb
- Footnote Maximum working loads and breaking loads for blocks based on cam strengths.
Resources/References
- Need help to design your Harken system - take a look here for the Harken System Guides and Drawings
- Take a look here for all the official Harken Support Information