Chinook Mechanical Universal 1-Bolt US Windsurfing Mast Base

$90.00
Mechanical joint makes attaching and separating a sail from a board easy from all angles, at all times. No need to turn the board on its side. Great for foiling, or flat water locations. Not for jumping.

Chinook Tendon 1-Bolt Euro Pin Windsurfing Mast Base

$108.00
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.

Chinook Base 1-Bolt Proflex US

$108.00
Designed specifically for windsurf foiling, the Proflex base makes sail attachment and separation easy. No more turning the board on its side to attach your sail.

Duotone iBase 2.0 Plate 2025

$59.00
To be used with Duotone's iTendon. The iBase can live on your board. No more screwing on and off a base before and after a session. Super handy, lightweight, and simple to operate.

Duotone Adapter Strap for Base Plate

$39.00
Makes inflatable SUP boards without a windsurf-option compatible with the iRig. The majority of all SUP boards and Windsurf boards

Chinook Tendon Proflex Universal Joint Replacement

$22.00
DESCRIPTION Replacement Proflex Universal Joint for Chinook Proflex Mast Bases.  Fits the 1-Bolt and 2-Bolt US & Euro-Pin Proflex Bases

Chinook Base 2-Bolt Proflex US

$121.00
Made for windsurf foiling only, Chinook’s new Proflex base utilizes a mechanical joint that makes attaching and separating your sail from the board easy. No more turning the board on its side to remove your sail. Saves time and hassle.

Chinook Base 2-Bolt Proflex Euro Pin

$119.00
Made for windsurf foiling only, Chinook's new Proflex base utilizes a mechanical joint that makes attaching and separating your sail from the board easy. No more turning the board on its side to remove your sail. Saves time and hassle.

Chinook Base 1-Bolt Proflex Euro Pin

$110.00
Made for windsurf foiling only, Chinook's new Proflex base utilizes a mechanical joint that makes attaching and separating your sail from the board easy. No more turning the board on its side to remove your sail. Saves time and hassle.