Chinook Aluminium RDM Cup Style Small Mast Extension
Product ID: 47s
Tried and tested, Chinook is the gear you trust
- Custom alloy and bell shaped tubing provide the best weight to strength available in aluminum.
- New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand
- New composite snap collar system eliminates corrosion
- Proven US Power-Haul pulley and cleat system for power downhauling.
- 2 cm adjustment increments. Adds a maximum of 12cm to mast length.
- Reduced Diameter (RDM) US base cup connection
- Large brass pulleys for increased leverage