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. 347: 29mm Triple Block - Becket, Cam Cleat
Specifications
- Sheave Ø (mm) 29 mm
- Sheave Ø (in) 1 1/8 in
- Length (mm) 85 mm
- Length (in) 3 3/8 in
- Weight (g) 133 g
- Weight (oz) 4.7 oz
- Shackle pin Ø (mm) 5 mm
- Shackle pin Ø (in) 3/16 in
- Maximum line Ø (mm) 6 mm
- Maximum line Ø (in) 1/4 in
- Maximum working load (kg) 408 kg
- Maximum working load (lb) 900 lb
- Breaking load (kg) 816 kg
- Breaking load (lb) 1800 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