With the addition of lightning fast WiFi, KICKR continues to stay ahead of the pack as the smart trainer that gives you the most ways to connect, compete and train indoors.Benefits:Optimized Flywheel:- KICKR's 16lb high-inertia flywheel uses progressive algorithms to better replicate the sensation of riding outdoors on an indoor bike trainer.Ready to Ride:- Get up and riding quickly with KICKR's pre-installed 11-speed cassette, multiple axle configurations, convenient carrying handle, and tire size height adjustment.Auto Calibration:- KICKR auto-calibrates for consistently accurate power, tracked to within +/- 1%.Side-to-side Movement:- KICKR AXIS feet flex 5° side-to-side with your body, mimicking the feel of riding outdoors.Take your ride to new heights:- Take your indoor ride up a notch with grade simulations of up to 20% incline. With over 2,200 watts of resistance that's accurate to within +/- 1%, KICKR stands up to the demands of the world's most powerful cyclists.Features:Realistic Ride Feel:- KICKR's professional-grade high inertia 16lb flywheel and AXIS feet combine to provide an ultra realistic ride feel.Controlled Resistance:- When connected to your smartphone, tablet, computer or gps bike computer, KICKR automatically sets and adjusts your resistance based on the software or route.KICKR AXIS Feet:- Customizable cushioned feet respond to tempo and body position changes, mimicking the side-to-side movement experienced riding outdoors.Professional Grade Durability:- Robust steel construction ensures the KICKR stays in place while you crank out the watts and stands up to years of heavy use.Seamless Connectivity:- Offering a robust 2.4 GHz Wi-Fi connection, up to 3 Bluetooth Connections, a direct connect port and ANT+/ANT+FE-C compatibility, KICKR smart trainers pair to most devices and applications so you have the most control over your training and ride data.No Limits Training with Wahoo X:- All Wahoo smart trainers and smart bikes come with a trial to Wahoo X, giving you access to SYSTM, a comprehensive collection of structured workouts and training plans, tailored towards your fitness objectives.Specifications:- Maximum Power Output: 2200 Watts- Maximum Simulated Grade: 20%- Minimum Simulated Grade: -10%- Product Weight: 47 lb / 22 kg- Drivetrain: Belt Drive- Resistance Type: Electromagnetic- Power Accuracy: +/-1%- Connectivity: ANT+, ANT+ FE-C, WiFi, Bluetooth, Direct Connect- Cassette: Includes 11-speed with 11-28 ratio- Hub Types: 130/135mm QR, 12x142, and 12x148 Thru Axle- Adapters: Includes 130/135mm QR adapter & hub spacer, 12x142/148 adapter & hub spacer, 1.8mm cassette spacer- Maximum Rider Weight: 250 lb / 113 kgConnectivity:- WiFi- Bluetooth Up to 3 Connections- ANT plus ANT+, ANT+ FE-CHardware Features:- 2200 Watt Max Power Output- +/- 1% Power Accuracy- 20% Maximum Incline- 10% Maximum Decline- Belt Drive DrivetrainApp Compatibility:- Zwift- ROUVY- TrainingPeaks- MyWhoosh- KinomapWhat's in the Box:- KICKR- AC Power Adapter- KICKR AXIS Feet - Hard, Medium, Easy- Quick Release Skewer- Drive Side Adapter for 130mm and 135mm QR- Reversible hub spacer for 130mm and 135mm QR- Non Drive Side Adapters for 12x142 and 12x148- Drive Side Spin Cap for Thru Axle- 1.8mm Cassette Spacer- Disc Brake Caliper Spacer