The Bullet Proof Designs Hard Enduro Shifter is engineered for riders who push their bikes to the limit. CNC-machined from solid 6061 billet aluminum, it delivers unmatched strength, traction, and performance in the roughest conditions. Direct replacement for the O.E.M. part. CNC-machined from solid 6061 billet aluminum. Stainless steel spline insert prevents stripping and ensures long-term fitment. Aggressive grip teeth for secure shifting even in mud and water. Lifetime Warranty - break it, Bullet Proof Designs will replace it. Tested in the toughest hard enduro conditions. Note: Direct replacement for O.E.M. P/N A42034031000.