Product CatalogueSports and OutdoorsWindsurfing OtherConstruction and Repair PartsChinook Vent Thumb Screw Back Chinook Chinook Vent Thumb Screw Product ID: 324448 Brand: Chinook 2024-12-22 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 Mast Track Box 10 inch Slot Box Fin Box Chinook 8 inch Mast Box Vented With Screw Chinook Board Vent Retro Fit with slot Screw .625 inch Chinook 5-Hole Micro Adjustable Foot Strap Inserts Chinook Power Fin Box 5 Hole Footstrap Inserts Chinook Fin Box 10 inch Fin US Box 8 inch Chinook 7-Hole Micro Adjustable Foot Strap Inserts