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Chinook 2-Bolt Quick Release Windsurfing Base Plate
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Chinook 2-Bolt Quick Release Windsurfing Base Plate

$39.00
Makes rig attachments and separations easy, and saves your hands. No more tightening mast bases onto the board by hand.
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Chinook Two-Bolt Tendon Upper US Windsurfing Mast Base
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Chinook Two-Bolt Tendon Upper US Windsurfing Mast Base

$83.00
Big Winds' most popular 2-Bolt option that goes with the Chinook Quick Release plate.
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Chinook Tendon 1-Bolt US Windsurfing Mast Base
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Chinook Tendon 1-Bolt US Windsurfing Mast Base

$95.00
A perennial favorite at Big Winds, with decades of proven performance and staying power.
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Chinook Rubber 2-Bolt US Windsurfing Mast Base
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Chinook Rubber 2-Bolt US Windsurfing Mast Base

$103.00
The rubber joint offers great flexibility and the smoothest ride on the water thanks to its shock absorption. Chinook's two-bolt mast bases are two separate pieces, and include Chinook's Quick Release Base Plate.
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Chinook Rubber 1-Bolt US Windsurfing Mast Base
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Chinook Rubber 1-Bolt US Windsurfing Mast Base

$90.00
Perfect for a variety of conditions and rider skill levels thanks to its great flexibility and shock absorption.
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Duotone iBase 2.0 + iTendon 2026
Duotone iBase 2.0 + iTendon 2026
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Duotone iBase 2.0 + iTendon 2026

$129.00
The lowest and lightest mast base system with central screw including release option. Staff Take: "The best of both worlds — quick release convenience with short mast track Duotone board compatibility." — Connie
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Chinook Mechanical Universal 1-Bolt US Windsurfing Mast Base
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Chinook Mechanical Universal 1-Bolt US Windsurfing Mast Base

$90.00
Mechanical joint makes attaching and separating a sail from a board easy from all angles, at all times. No need to turn the board on its side. Great for foiling, or flat water locations. Not for jumping.
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Cobra M8 SS T-Nut

$2.50
Often used, easy to lose ... This T-Nut attaches windsurf bases to boards, as well as foils to foil boards.
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Chinook Base 2-Bolt Proflex US

$121.00
Made for windsurf foiling only, Chinook’s new Proflex base utilizes a mechanical joint that makes attaching and separating your sail from the board easy. No more turning the board on its side to remove your sail. Saves time and hassle.
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