The Rigid Raider is a series of fast patrol/assault boat made by RTK Marine (part of VT Group). VT Group plc is a British defence and services company formerly known as Vosper Thornycroft. They are in service with many armed forces, including the British Army and Royal Marines. The British Army is the land armed forces branch of the British Armed Forces. The Royal Marines ( RM) are the marine corps and amphibious Infantry of the United Kingdom and along with the Royal Navy The boats have a glass reinforced plastic hull and are fitted with single or twin 140 hp outboard motors. Glass-reinforced plastic ( GRP) is a Composite material or Fiber-reinforced plastic made of a Plastic reinforced by fine fibers An outboard motor is a propulsion system for smaller Boats General uses Outboard motors for a Boat are developed as a self-contained