![Chinook Tendon BASE 1 bolt Chinook Tendon BASE 1 bolt](https://cdn11.bigcommerce.com/s-0cwu19/images/stencil/300x300/products/591/1925/1-boltTedon1_large__28249.1598596235.jpg?c=2)
The Chinook Sailing 2-Bolt Quick Release Tendon US Base Cup Universal Complete Mast Base is the most dependable and easy to use base on the market.
- 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
- US Base Cup attachment to extension