Looking for something loaded with premium features and second-to-none accuracy that’s ready to ride straight out the box? This is the trainer for you. The Wahoo Kickr performs admirably and is the choice of lots of pros as well as Zwifters looking for the best from an innovative company. Wahoo's latest Kickr update includes AXIS feet which allow the trainer to rock side to side. The AXIS feet can be customized with 3 stiffness settings for a realistic ride feel. Other notable upgrades are automatic calibration, speeding up your time from login to ride and improved accuracy of /- 1%. The Kickr offers a massive 2200 watts of resistance. And, the machine’s 16-pound flywheel was specially engineered to provide riders with more precise inertia to recreate an outdoor ride feel while training in Zwift. It also includes an 11-speed cassette and an RPM cadence sensor. If you want the best smart trainer money can buy, put the Kickr on your shortlist. -Standard 130/135mm quick release steel trainer skewer included in the box. -Thru axle compatible with 12x142 and 12x148 adapters included in the box. -Customizable AXIS feet included in the box. -Measures speed, distance, power and cadence -Compatible with the Kickr Climb & Headwind. -LED indicator lights confirm the machine is powered, connected and transmitting via Bluetooth and ANT . -Compatible with 9, 10 and 11-speed Shimano/SRAM cassettes. Compatible with 12-speed Shimano/SRAM cassette with 12-speed freehub body purchased separately. -Automatic calibration functionality means you can save time while hopping right into your ride. -Includes a 1-year limited warranty. -Includes a pre-installed 11-speed cassette (Shimano/SRAM compatible).