IS THIS UPPER JOINT EURO-PIN BASE WHAT I NEED?
The answer is yes if you already have the 2-Bolt Quick Release Plate (see below) and are just looking for the upper joint.

IS IT COMPATIBLE WITH A DUOTONE POWER XT EXTENSION?
Yes, the Chinook Tendon Upper Joint Euro Pin windsurfing mast base is compatible with all Duotone extensions, including the Power XT.

HERE AT BIG WINDS, WE GET LOTS OF WINDSURFING MAST BASE QUESTIONS …
What’s the difference between a Euro Pin or US base? What are their pros and cons? What about a 1-bolt versus 2-bolt base, or a tendon versus rubber base – which is better? Find side-by-side comparisons here.

DOES A SKINNY OR SDM MAST DICTATE WHICH WINDSURFING BASE I NEED?
No. Windsurfing mast bases are not affected by the diameter of your mast, nor the diameter of your windsurfing extension. Find more on Skinny and SDM masts and extensions here.
