Product CatalogueSports and OutdoorsWindsurfing OtherBoom AccessoriesRadz Hawaii Boom Shim Back Radz Hawaii Radz Hawaii Boom Shim Product ID: 532894 Brand: Radz Hawaii 2025-10-16 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 Streamlined Boom Extension Clip Twin Pin Chinook Boom Tail Piece 185 and 225 models Patrik Boom Shim RDM Adaptor Goya EVA Boom Grip Set 150:200 Goya Boom Shim For RDM Mast Chinook Boom Tail Piece Pro 1 Alloy- 135 150 165 185 225 models Patrik Boom Clip 27mm Chinook In Flight Clew Kit Patrik Boom Clip 33mm Surf Sail Australia Boom Extension Housing and Clip Set (2)