Shimano CS-M9100 12-Speed Cassette Cog Unit - 10t (B) and 12t (D) CheckoutSpec= Double Helmet sizing in cm 52

Helmet sizing in cm 52 - 57cm Integrated Light Yes e-Bike approved Yes Size M Misc Midnight Blue Visor Yes Certification CPSC EN1078 ASTM F1447 NTA 8776 E-bike Primary Color Blue

Bracket USH Internal Lock Size Metric 150x230mm Lock Type Key Primary Color Red Thickness In mm 14mm Internal Lock Size Imperial 5

Alloy axle and lever Rear Axle Type 12mm Thru-axle Over Locknut (mm) 142 Color Black Thread Pitch 1 Thread Length (mm) 15 Axle Diameter (mm) 12 Overall Length (mm) 163 Weight 65

and reduced ankle volume for enhanced precision and comfort

ONLY compatible with Shimano CUES front derailleurs

Shimano CS-M9100 12-Speed Cassette Cog Unit - 10t (B) and 12t (D) CheckoutSpec= Double Helmet sizing in cm 52Shimano cogs for repair or replacement on CS M9100 12 Speed cassettes. Tooth Count 12 Drivetrain Speeds 12