A high level trainer for competitive riders which introduces the improved performance of fluid-based resistance Cutting edge Qubo frame offers wider footprint with adjustable feet for improved stability and lower bike height for easier mounting No need to calibrate roller pressure, the rider's weight presses the tyre into the roller, meaning automatic adjustment and easy set-up The Qubo frame also repositions the rear drive unit to allow use with fat-tyred 29ers 33% larger ElastoGel roller featuring improved tyre grip, reduced wear, vibration and a 20% noise reduction over other rollers Resistance adjusts automatically according to speed, leaving you free to concentrate on riding Comes pre-assembled and folds flat for easy storage Includes spare Q/R for those using Mavic or similar non-compatible Q/R skewers