Designed for excellent mud-slide performance with well balanced teeth and 50mm wide treads to support stable riding. 3 types are available:Mid, High (5mm higher than Mid) and Low (5mm lower than Mid). (Some models do not have this feature.) You can choose according to Rider's system and preference. Material is Chrome steel for high strength and durability.
It was difficult to install the spring. I used the video site as a reference and it went on without a hitch. I am happy with the look. It would have been nice to have the instructions. If I didn't have the video, it would have been very Large and strange.