Chinook Carbon Extension Euro Pin RDM Medium 32cm. Elegant and very strong. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul pulley and cleat system and 2 cm adjustment increments.
Adds maximum of 32cm to mast length
Large brass pulleys for increased leverage
Stronger than aluminum