Product CatalogueSports and OutdoorsWindsurfing OtherBoom AccessoriesRadz Hawaii Boom Shim Back Radz Hawaii Radz Hawaii Boom Shim Product ID: 532894 Brand: Radz Hawaii 2026-04-15 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 Patrik Boom Front Replacement Handle Chinook Friction Pad Chinook Mast Shim Skinny Patrik Boom Backend Wave Cleat Patrik Boom Clip 27mm Chinook Boom Extension Adjustment Two Pin Collar Set (2) Chinook Boom Adjustment RDG Carbon Collar Set (2) Goya Cleat for Carbon Back End Extension Skinny Goya EVA Boom Grip Set 140 190 Patrik Boom Clip 33mm