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Call us at 1(800)574-4020 every day 9-5 PST.

Chinook 2-Bolt Upper Rubber US

by Chinook
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The Chinook Upper Only 2-Bolt Quick Release Mechanical Mast Base is a unique and versatile product designed for windsurfing, offering quick and easy repair or replacement when needed. This upper-only base features a US Basecup and Euro Pin base style with mechanical, tendon, rubber, and pro flex options available.

This Quick Release Mast Base is designed for maximum performance and quality. It has been tested in the harshest conditions to guarantee long-lasting durability and reliability in any environment. The special construction ensures that all components remain securely locked in place while sailing, minimizing risks of slipping or disengagement. The innovative design allows you to quickly attach or detach your mast without compromising safety or performance.

With its two-bolt mechanical mast base design, the Chinook Upper Only is an excellent choice for easy quick-release solutions during repairs or replacements. Its unique combination of features makes it one of the most durable and reliable mast bases on the market today.

Whether you’re racing or just out on the water having fun, this piece of gear will withstand all conditions so you can enjoy your time on the water without worry!


• Two-Bolt Quick Release Mechanical Mast Base
• US Basecup & Euro Pin Base Styles
• Mechanical, Tendon Rubber & Pro Flex Options Available
• Compatible with Any Windsurf Board/Mast System
• Easy Quick-Release Solutions During Repairs/Replacements