BGM PRO Touring Crankshaft (Rotary Valve) 60mm Vespa P125-150, Cosa125, PX125-150, LML Star 125 2TBGM Pro Touring (Rotary Valve) 60mm Crankshaft Vespa P125 150, Cosa125, PX125 150, LML Star 125 2T The BGM crankshafts are made from quality forged materials! The crank webs are also forged, but are then CNC machined. The conrod have two large slots, this is for lubrication of the piston pin and bearing. The BGM Crank can be used for any scooter up to 20HP, due to the high quality material used. BGM COMMENTS: Compared too many other racing