If you already have the 2-Bolt Quick Release Plate (see below) and are just looking for the upper joint, this is what you need.
The Chinook Tendon Upper Joint Euro Pin windsurfing mast base is best matched with the Euro Pin extensions below.
|Chinook Windsurfing Skinny Euro Pin Carbon Mast Extension|
|Chinook Windsurfing Carbon Euro Pin Mast Extension SDM|
|Chinook Windsurfing Skinny Euro Pin Aluminum Extension|
|Chinook Windsurfing Aluminum Euro Pin Mast Extension SDM|