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 Chinook SDM Mast Extension Collar And Pin K4 Fins US Box Blanker Patrik EVA Nose Protector Foil Board Chinook Coffee Mug Patrik Mast Extension Adjustable Collar SDM Chinook QR Deck Plate No Hardware Dynafiber Rubber Power Joint Boge 10mm EXOCET EVA Nose Protector US Box Blanker Select Fin Box Adaptor Power