Product CatalogueSports and OutdoorsWindsurfing OtherConstruction and Repair PartsChinook Vent Thumb Screw Back Chinook Chinook Vent Thumb Screw Product ID: 324448 Brand: Chinook 2024-12-06 From: $7.99 AUD View or buy the Construction and Repair Parts Windsurfing Other - Chinook Vent Thumb Screw from Chinook to discover other options and shipping details. Description Thumb screw for Chinook board vent, includes rubber O ring Back to Windsurfing Other - Construction and Repair Parts More Construction and Repair Parts and others in our range Chinook 8 inch Mast Box Vented With Screw Chinook Vent Thumb Screw Chinook Fin Box 8 inch Chinook Board Vent With Thumb Screw 1 Inch Fin US Box 8 inch Chinook Power Fin Box Vent Screw Insert Chinook Footstrap Inserts 5 Hole Chinook 5-Hole Micro Adjustable Foot Strap Inserts 4-Hole Adjustable Foot Strap Inserts