This engine case slider, specially designed to protect the left hand side engine casing of the Kawasaki Z650 17- & Z650RS 21- models in the event of a crash or slide.This product fits neatly and easily to the existing engine case and will provide additional protection in the event of a drop. Designed using the very latest in 3D scanning technologies to ensure an exact fit, the product is made from HDPE (Black), the same material as used in our industry leading Crash Protectors.R&G Racing engine case sliders compliment the R&G Racing crash protectors and the additional range of products that we offer for this bikes.