Product Description Dive into the world of indoor cycling with the KICKR CORE 2 Trainer by Wahoo, designed for cyclists seeking a realistic riding experience. This direct drive bike trainer comes with an 11-speed cassette, ensuring compatibility with a wide range of bikes, whether you're using quick-release or thru-axle attachments. With its electronic magnetic brake, you can simulate inclines up to 16% and descents up to 10%, pushing your training to new heights. The power measurement is incredibly precise, boasting an accuracy of +/- 2%, so you know you're getting reliable data to track your performance improvements. It's not just about the physical challenge; the KICKR CORE 2 also connects seamlessly via ANT+, WiFi and Bluetooth, supporting protocols like FE-C, PWR, and S&C for a fully interactive training session. Whether you're gearing up for a road race or just looking to stay fit, the resistance adjusts interactively to match the terrain of your virtual ride. Plus, with compatibility for 8- to 12-speed Shimano Road and 12-speed SRAM NX freehubs, you're all set for a versatile training setup. Just remember, this turbo trainer requires a 220 V power connection to operate, ensuring you're always ready to tackle your next indoor adventure. Information regarding the return of batteries and electrical equipment: Information on the return and disposal of used batteries and electrical equipment can be found here. For information regarding the return of used e-bike batteries, please contact our customer service. Product Specifications: Max. simulable incline:16% Power measurement:Yes, accuracy +/- 2 % Versions:Direct drive bike trainer Resistance adjustment:Interactive Protocols:FE-C (Fitness-Equipment-Control), PWR (Power), S&C (Speed & Cadence) Technical Information: Max Braking Performance:1800 Power connection:220 V, operation without connection not possible Connections:ANT+, Bluetooth 4.0 Axle attachment:Quick-release, Thru-axle Descent simulation:10% Installation width:130 mm, 135 mm, 142 mm, 148 mm Freehub compatibility:8-/9-/10-/11-/12-speed Shimano Road / 12-speed SRAM NX Resistance unit:Electronic magnetic brake Product Features: High-performance KICKR CORE 2 Turbo Trainer with included 11-speed cassette, designed for the most demanding cyclists.Power measurement with an accuracy of +/- 2%, ensuring precise training feedback.Connects via ANT+, WiFi and Bluetooth for seamless integration with fitness apps and devices.Supports various protocols including FE-C (Fitness-Equipment-Control), PWR (Power), and S&C (Speed & Cadence) for comprehensive data tracking.Compatible with quick-release and thru-axle attachments, fitting installation widths of 130 mm, 135 mm, 142 mm, and 148 mm.Features an electronic magnetic brake for interactive resistance adjustment, simulating inclines up to 16% and descents up to 10%. Manufacturer Number: black: WFBKTR125-11S1128 Contents: 1 x Wahoo KICKR CORE 2 Smart Trainer 1 x Wahoo Power Adapter 1 x Shimano Road Freehub Body 1 x Quick-release adapter 130 mm 1 x Quick-release adapter 135 mm 1 x Thru-axle adapter 12x142 mm 1 x Thru-axle adapter 12x148 mm 1 x Wahoo 11-speed cassette 11-28 1 x 1.8 mm cassette spacer Manufacturer: Wahoo Fitness 90 W Wieuca Rd NE Suite 110 Atlanta GA 30342 USA support@wahoofitness.com Distributor: bc GmbH Carlo-Schmid-Straße 12 52146 Würselen Germany info@bike-components.de