Ducati MV Agusta Triumph Metal Quick Release Disconnect Coupling Coupler Fits the following models: Ducati 916, 996, 998 MV Agusta F4, Brutale Triumph Speed Triple 675 It is the side to bolt into the fuel tank. The threads are 1/4NPT and valved. Specifications: Made of Brass. Fuel safe o-rings. Condition: Brand New in original packaging CNC Machined to perfect fit, Chrome finishin Shut off fuel glow when disconnected Better heat resistance Will not crack as the stock plastic one