Product CatalogueSports and OutdoorsWindsurfingBits and PiecesChinook Mast Shim Skinny Back Chinook Chinook Mast Shim Skinny Product ID: 535672 Brand: Chinook 2021-02-26 From: $26.00 AUD View or buy the Bits and Pieces Windsurfing - Chinook Mast Shim Skinny from Chinook to discover other options and shipping details. Description Mast shim for RDM skinny masts. Use your old school SDM boom head on a skinny mast Back to Windsurfing - Bits and Pieces More Bits and Pieces and others in our range Streamlined Standard Collar And Pin Chinook 4.0 mm Spectra Downhaul Rope Chinook Webbing Rubber Safety Strap Marlow 7Mm Prestretch Rope Chinook Mechanical Uni Joint Ezzy Split Cam Goya Surf Euro-Pin Mast Cup Chinook Gor Tex Vent Valve Marlow 4 mm Prestretch Rope Surf Sail Australia Rubber Power Joint Boge 10mm