Revere Lynx 27.5 XS Trail Bike - Blue FoilXS frame to accommodate riders from 5'1" to 5'5". When young riders are ready to leave the confines of the cul de sac and embark on moderately more ambitious bike adventures, the Lynx is ready to answer the call! We matched our Supalight aluminum frame to an easy to operate 1x7 Shimano drivetrain. The wide range gearing will enable kids to easily pedal up and down even the most daunting neighborhood hills! Want to hit up the some local gravel? No