SPECIALIZED HOTROCK USED MTN BIKEUsed Specialized Hotrock. Mine is a 2015 model but Ill throw a link to 2021 model. Guessing they are close for most of descriptions. 20in wheels and hand shifter with 7 gears. Good step for intro into bigger bike and shifting.

https://www.specialized.com/us/en/hotrock-20/p/184498?color=298845-184498&searchText=94018-7109