alpha Racing Left Foot Peg BMW S1000RR/HP4 (2010-, 2015-), Foot peg for alpha Racing footrest system, BMW S1000RR, left side. alpha Racing utilizes state-of-the-art computer automated design and experience in World Superbike Championship and brings you the very best in BMW S1000RR/HP4 billet parts. These special parts are high speed CNC machined, completely milled from high-strength aerospace grade billet aluminum and hard anodized for superior finish, ultra-lightweight and extreme durability.