Product CatalogueSports and OutdoorsWindsurfing OtherBoom AccessoriesRadz Hawaii Boom Shim Back Radz Hawaii Radz Hawaii Boom Shim Product ID: 532894 Brand: Radz Hawaii 2026-01-15 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 Radz Hawaii Boom Shim Streamlined Replacement Front End Webbing Strap Lisa Windsurfing Boom Grip Kit Patrik Boom Shim RDM Adaptor Chinook Boom Adjustment RDG Carbon Collar Set (2) Chinook Double Sail Pulley Goya Boom Shim For RDM Mast Chinook Boom Tail Piece 185 and 225 models Patrik Boom Backend Wave Cleat Goya Carbon Boom Extension Housing and Clip Set