Product CatalogueSports and OutdoorsWindsurfing OtherBoom AccessoriesRadz Hawaii Boom Shim Back Radz Hawaii Radz Hawaii Boom Shim Product ID: 532894 Brand: Radz Hawaii 2025-05-02 From: $29.99 AUD View or buy the Boom Accessories Windsurfing Other - Radz Hawaii Boom Shim from Radz Hawaii to discover other options and shipping details. Description Boom shim for RDM skinny masts. Use your old school SDM boom head on a skinny mast Back to Windsurfing Other - Boom Accessories More Boom Accessories and others in our range Patrik Boom Backend Pulley Cleat Goya Skinny Boom Adjustment Carbon Collar Set (2) Chinook In Flight Clew Kit Lisa Windsurfing Boom Grip Kit Chinook Boom Tail Piece Pro 1 Alloy- 135 150 165 185 225 models Chinook Pro 1 Replacement Front End Chinook Boom Adjustment RDG Carbon Collar Set (2) Surf Sail Australia EVA Boom Grip Set Black Patrik Boom Front Replacement Handle Goya Alloy Race Boom Extension Housing and Clip Set