BIKE RENTALS PLEASE CALL TO BOOK BIKE RENTALS!!!! Transition SentinelCarbon GX – Size LargeAlloy GX – Size Small, Large and XLhttps://www.transitionbikes.com/Bikes_Sentinel.cfm Transition SpireCarbon GX – Size LargeAlloy GX – Size Medium and Largehttps://www.transitionbikes.com/Bikes_Spire.cfm Transition Relay E-BikeCarbon GX – Size Largehttps://www.transitionbikes.com/Bikes_Relay.cfm Specialized Roll 3.0*For use on pavement only*https://www.specialized.com/us/en/roll-3-0/p/216878?color=349786-216878 Transition Sizing SPECIALIZED SIZING Please call us at 541.499.2298 with any questions.