Product CatalogueSports and OutdoorsWindsurfing OtherBits and PiecesPatrik Mast Extension Adjustable Collar RDM Back Patrik Patrik Mast Extension Adjustable Collar RDM Product ID: 597954 Brand: Patrik 2025-05-25 From: $29.99 AUD View or buy the Bits and Pieces Windsurfing Other - Patrik Mast Extension Adjustable Collar RDM from Patrik to discover other options and shipping details. Description Adjustable Collar for RDM Carbon or Aluminium Mast Extension Spring loaded for easy one handed operation Back to Windsurfing Other - Bits and Pieces More Bits and Pieces and others in our range Ezzy Sail Keyring Chinook Mechanical Uni Joint Marlow 4 mm Prestretch Rope Ezzy Roller Cam Chinook QR Deck Plate Surf Sail Australia Vent Screw O Ring 10 pack K4 Fins Mini Tuttle Box Blanker BLACK Ezzy Batten Tension Adjuster Patrik Plastic Camber Spacer Chinook RDM Boom Shim for Pro Front End