Product Description
Harken 57mm Carbo Blocks have an enormous working range and a very high strength-to-weight ratio. This 57mm Carbo boom block has 6 sheaves. A swivel keeps the boom block aligned with your base block.
Specifications:
- 2380 lb. SWL
- 5000 lb. breaking strength
- 7/16" maximum line diameter
- 6mm shackle pin diameter
Special order item.
