Milwaukee Twins Replacement Stock Style Left Side Gas Cap The Milwaukee Twins Replacement Stock Style Left Side Gas Cap, crafted from chrome-plated steel, revives the original equipment manufacturer appearance for motorcycles. Non-vented and including a gasket, it provides a reliable and stylish solution for replacing the left side gas cap. Formerly offered under the J&P Cycles brand. Features: Chrome-plated steel OEM-style cap Non-vented Comes complete with gasket Left side