Handlebar extension kit to fit all riding styles.Summit X and SP with 165 mm riser (2018 and up) Summit X and SP with 190 mm riser (2017) Freeride 137-146" with 145 mm riser (2020 and prior) and 146-154-165" with 165 mm riser Expedition Sport, LE, Xtreme with 145 mm riser Skandic WT, SWT, Sport with 145 mm riser Tundra LT and Sport with 145 mm riser 190 mm