2 Bolt Tendon Mast Base US Cup
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The Chinook Two Bolt Tendon US Cup UJ is tried and true! Leave the plate on your board, and pop in the upper section when you're ready to sail. Easy as Pie!
2-Bolt Quick Release Mast Base Universal Complete US Base Cup
- Tendon joint provides excellent performance and easy service
- Quick release
- Proven design incorporates a built-in wrench for baseplate adjustment and a safety-lock mechanism
- The most dependable and easiest to use base available
- US Base Cup attachment to extension