Product CatalogueSports and OutdoorsWindsurfing OtherBoom AccessoriesRadz Hawaii Boom Shim Back Radz Hawaii Radz Hawaii Boom Shim Product ID: 532894 Brand: Radz Hawaii 2025-05-25 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 Cleat for Carbon Back End Extension Skinny Patrik Boom Backend Pulley Cleat Surf Sail Australia Boom Extension Clip Only BLP2003 Patrik Boom Front Replacement Handle Goya EVA Boom Grip Set 150:200 Patrik Boom Clip 39mm Goya Skinny Boom Adjustment Carbon Collar Set (2) Chinook Pro 1 Replacement Front End Surf Sail Australia EVA Boom Grip Set Black Streamlined Boom Front End for SDM Mast