This engine case slider, specially designed to protect the left-hand side engine casing of the Kawasaki Z900 17- & Z900RS 18- 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.