These Schumacher Racing Products factory replacement shock top rings are designed for the Mi9 platform and sold as a pair. The knurled metal rings seat at the top of the nano shock bodies, securing the shock assembly and allowing for preload adjustment. Keeping a spare set on hand ensures you can quickly restore proper shock function after hard use or crashes. Features: Sold as a pair Knurled outer edge for grip during adjustment Metal construction Designed for Schumacher nano shock absorbers 7/7/26 cs