Product CatalogueSports and OutdoorsWindsurfing OtherBits and PiecesChinook SDM Mast Extension Cap Back Chinook Chinook SDM Mast Extension Cap Product ID: 178 Brand: Chinook 2025-06-01 From: $14.99 AUD View or buy the Bits and Pieces Windsurfing Other - Chinook SDM Mast Extension Cap from Chinook to discover other options and shipping details. Description Plastic cap for Chinook SDM mast extension. OD 48mm fits 44mm tube Back to Windsurfing Other - Bits and Pieces More Bits and Pieces and others in our range Patrik GC Tekcam Large Cambers Streamlined Tendon Joint Patrik Tube Rod Batten Joiner Chinook Coffee Mug Surf Sail Australia Mini Tuttle Plastic Cover Chinook Delrin Washer Channelled Chinook Rubber Power Joint 8mm with stainless studs Patrik Adjustable Batten End Chinook Powerhaul Pulley And Cleat System Patrik Tuttle Box Box Blanker