Product CatalogueSports and OutdoorsWindsurfing OtherConstruction and Repair PartsChinook Mast Track Box 8 inch Back Chinook Chinook Mast Track Box 8 inch Product ID: 304 Brand: Chinook 2024-12-06 From: $29.99 AUD View or buy the Construction and Repair Parts Windsurfing Other - Chinook Mast Track Box 8 inch from Chinook to discover other options and shipping details. Description The first choice by quality board builders, 2 sizes available 8 inch and 10 inch Back to Windsurfing Other - Construction and Repair Parts More Construction and Repair Parts and others in our range 5 Hole Footstrap Inserts Chinook Board Vent With Slot 1 Inch Chinook Board Vent Retro Fit with Thumb Screw 5-8 inch Chinook Power Fin Box Chinook Footstrap Plugs Chinook Vent Thumb Screw Vent Screw Insert Chinook Fin Box 8 inch Slot Box Fin Box Chinook Board Vent Retro Fit with slot Screw .625 inch