1-Bolt Mechanical Mast Base US Cup




Product Details

The Chinook Sailing 1-Bolt Twist-On Universal Complete US Base Cup Mast Base is built to last and ideal for wide or race boards. 

  • Mechanical joint is easy to attach to wide boards
  • Provides instant drive to race boards
  • Very low to the deck
  • Four finger ribs for easy adjustment
  • US Base Cup attachment to extension
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