.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;}MRP Ramp Control Cartridge Model B for Rock Shox Pike 15x110 (Boost) 2015-2016/Pike 2017-2019/ Lyrik / Yari 2015-2019 . Ramp control adds speed sensitive ending stroke/bottom out adjustability to forks. At high shaft speeds the cartridge it mimics the addition of volume reducing spacers in the fork. At low shaft speeds it allows the fork to be more active.Adds speed-sensitive ending-stroke control and bottom-out force adjustability Isolate and tune bottom-out with minimal changes to initial and mid-stroke Easily change tune for different trails without tools