US Base Cup

Nautix mechanical base with a US upper.

Improved lay-up and manufacturing process! Our lightest extensions come with a Six Pin adjusting collar and are stronger than ever with reinforced sidewalls. All come with the proven US Power-Haul pulley and cleat system and cm index markings. 2 cm...

Replacement adjustable collar for Aeron mast extensions, including easy-adjust pin. One piece Stainless steel pin and collar Protective plastic shell

Spring Pin for US Version Cups. Fit US Cup Stainless Steel

Rubber joint provides shock absorption in choppy conditions. This proven design incorporates a built-in wrench for baseplate adjustment and a safety-lock mechanism. Indisputably the most dependable and easiest to use base available.

Product Details The all new Chinook Sailing 1-Bolt Pro Flex Mast Base Euro-Pin EX features all of the advantages of a tendon base with the added features of a mechanical base.    *** Specifically designed for Foiling (Not...

    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. All come with the proven...

The Chinook Sailing 2-Bolt Quick Release Rubber US Base Cup Universal Complete Mast Base is the most dependable and easy to use base on the market.   Rubber joint provides excellent performance and easy service Quick...

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 a maximum...