Product CatalogueSports and OutdoorsWindsurfing OtherBits and PiecesK4 Fins Slot Box Box Blanker 90mm Back K4Fins K4 Fins Slot Box Box Blanker 90mm Product ID: 992748 Brand: K4Fins 2024-12-05 From: $8.95 AUD View or buy the Bits and Pieces Windsurfing Other - K4 Fins Slot Box Box Blanker 90mm from K4Fins to discover other options and shipping details. Description Blanks off Slot Box when not in use 90mm long 9 mm wide 25mm deep Back to Windsurfing Other - Bits and Pieces More Bits and Pieces and others in our range Chinook Webbing Tendon Safety Strap Patrik Power Box Box Blanker Patrik Mast Extension Adjustable Collar RDM K4 Fins US Box Blanker Goya Fin Bolt Rubber Washer Ezzy Split Cam Chinook SDM Mast Ferrule Sealing Plug Patrik Windsurfer Nose Protector Streamlined Standard Collar And Pin Patrik GC Tekcam Reduced Cambers