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. 343: 29mm Double Block - Swivel, Becket
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) 54 g
- Weight (oz) 1.9 oz
- Shackle pin Ø (mm) 5 mm
- Shackle pin Ø (in) 3/16 in
- Maximum line Ø (mm) 8 mm
- Maximum line Ø (in) 5/16 in
- Maximum working load (kg) 299 kg
- Maximum working load (lb) 660 lb
- Breaking load (kg) 737 kg
- Breaking load (lb) 1625 lb
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