Scanstrut Rail mount for single GPS VHF antenna Repairs and Maintenance With a buoyancy of 23 Select::OCEAN Solid Fender BLADE, Navy Blue 197746 With a buoyancy of 23 kg and a diameter of 320mm these marker buoys are perfect for work boats and commercial vessels to mark areas in the sea for numerous reasons The C Tug Replacement Wheel Bush Set (4) is a set of replacement pieces compatible with the C Tug Kayak and Canoe Cart for replacing the green inner spacer on the C Tug wheels The Rail Mount is the perfect solution for those wishing to attach a single antenna to a pushpit rail Extra protection The Rail Mount can be fitted to rails of 25mm (1”) in diameter and comes with a watertight seal for additional protection against exposure to the sea