Chinook Tendon 1-Bolt US Windsurfing Mast Base
$95.00
A perennial favorite at Big Winds, with decades of proven performance and staying power.
7 in stock
DETAILS
The Chinook Tendon 1-Bolt US Windsurfing Base blends efficiency and durability. The tendon provides a positive, direct transfer or rig power into a board, as well as shock absorption for a smooth ride through chop, and for jumping. A perennial favorite at Big Winds, with decades of proven performance and staying power.
COMPATABILITY
The Chinook Tendon 1-Bolt U.S. windsurfing mast base is compatible with most modern U.S. extensions, but best matched with Chinook extensions displayed below.
WHICH MAST BASE IS BEST?
1-Bolt or two? Tendon, rubber or mechanical joint? Euro-Pin or U.S. Cup? Find side-by-side comparisons of each windsurfing mast base system in this mast base guide. Pros, cons, and who benefits most from each — it’s all there!
Related products
Cobra M8 SS T-Nut
Duotone iTendon for iBase 2026
Chinook Tendon Upper Joint Euro Pin Windsurfing Mast Base
Chinook Tendon 2-Bolt Euro Pin Windsurfing Mast Base
Chinook Tendon 1-Bolt Euro Pin Windsurfing Mast Base
Chinook Rubber 2-Bolt US Windsurfing Mast Base
The rubber joint offers great flexibility and the smoothest ride on the water thanks to its shock absorption. Chinook's two-bolt mast bases are two separate pieces, and include Chinook's Quick Release Base Plate.





