The Wahoo KICKR CORE is a high-performance trainer with a compact and stable structure and adjustable resistance. - Brand: Wahoo - Model Name: KICKR CORE - Sprocket: Shimano 105, 11-speed [Included Items] - Genuine AC adapter (※included) - Trainer unit - Sprocket - All parts shown in the photos Purchased almost new from a flea market app around 2020, and used occasionally with Zwift. It starts up properly and there are no abnormalities in its operation. I connected it using Apple TV. ※ There is some peeling on the disc (see photos). Thank you.