The Polisport Chain Slider is constructed using thermoplastic polyurethane, allowing it to withstand the friction it receives from the chain. However, this doesnâ€t mean that the quality or strength is any lower, as the chain sliders are durable and long lasting. Motorcycle Chain Slider Guard Guide For KAWASAKI KX250F KX450F KXF 250... Polisportâ€s focus with the chain slider is to provide an excellent product at an exceptional value, and it doesnâ€t take long to realize they succeeded once you install it. The Polisport Chain Slider is an excellent aftermarket replacement for any old and worn slider. 2017 Kawasaki KX250F: First Ride Impression - Dirt Bike Test Polisport Front Sprocket Cover Kawasaki 125cc-450cc 2005-2018 - Cycle Gear Printed plastic bag packaging Replacement for OEM Latch: Our rear sunroof latch is perfect replacement for the OEM latch for GM F Retainer 84900118. Wide Compatibility Polisport is able to produce an exact replica of the OEM slider at a lower cost.