Praxis Works Cadet M24 XC Crankset for Mountain bikes Removed from Trek Procaliber 9.6 with less than 5 miles on them, made from forged aluminum. For 1X12 MTB drive trains. Arms are 175mm long. Chainring is 30 tooth with 3mm offset for boost rear hubs. Bottom Bracket it set up for BB92 Press Fit. Chainring will be removed from crank arm for shipping.