Adds speed-sensitive ending-stroke control, bottom-out force adjustability Lighter than most air-spring assemblies with more than two tokens Isolate and tune bottom-out with minimal changes to initial and mid-stroke Easy installation requires little time and few tools Fits 2015 and newer Pike forks with +Boost?15x110 axle spacing All 2017 Pike forks All 2015 and newer Lyrik and Yari forks (regardless of axle spacing) Solo air models only Recommended for 120 and 130mm 29''/27.5+ and 120mm 27.5'' and 26'' forks