Uses vehicle hoses instead of radiator or degas bottle cap adapters - Cap adapters are NOT required. Pump has non-marring material added at base to prevent scratching painted surfaces of vehicle. Connects quickly - pump is fitted with a quick connect adapter. Each hose size is fitted with a Schrader valve fitting and has a spring clamp for fast set up. Cap adapter for cars with standard radiator caps. Extra set of spring clamps is included. Components are fitted in blow molded case.