Ritchey Classic Locking Grips - Synthetic Leather Black. Up your style game with the new Ritchey Classic Locking Grips. Durable enough for mountain bikes and year-round use on your commuter rig or urban e-bike these classy grips offer a timeless aesthetic and a confident grasp. Dual locking rings ensure the grips stay secure during wet commutes rowdy trails and everything in between.