Chinook Aluminum Medium RDM Euro-Pin Base Extension
Custom alloy provides 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. All come with the proven EX Power-Haul pulley and cleat system and 2 cm adjustment increments.
Adds maximum of 28cm to mast length
Stainless steel button engages three sides of Euro-Pin for safer attachment
Large brass pulleys for increased leverage