Kinetic turntable riser ringthe kinetic turntable riser ring is an absolute necessity for anyone riding a rock and roll trainer it features a swivelling base that allows the front wheel to move freely and helps a rider perfect their technique with four available heights the riser ring is designed to meet the needs of riders who want a level bike when they train or riders who want to simulate riding uphill on their trainer buy kinetic training from chain reaction cycles the worlds largest onl