Shimano Chainring SM-CRM66 Deore Direct 1x 12spd Trainers

Shimano Chainring SM-CRM66 Deore Direct 1x 12spd TrainersDirect Mount chainring designed for Shimano FC M6200 MT620 Cranksets DYNAMIC CHAIN ENGAGEMENT+ technology: Optimized narrow wide chainring tooth profile for better chain retention and smoother shifting Material: steel chainring for added strength Compatible Chain: HG 12 Speed Teeth: 30 or 32 Gear Speeds: 1 x 12

Superflow cutout reduces physical limitations from prolonged pressure in the perineal area

Wi-Fi Customizable Screen Yes GPS Yes Heart Rate Monitor Yes Touchscreen Yes External Sensor Compatibility Speed/Cadence/HR Solar Charging No

The DART is the best solution for repairing and sealing slices and large punctures in tubeless mountain

CAGE LOCK technology

it upgrades the look of any super machine

62mm width

The Reserve 30|HD is designed to be put through its paces and come out unscathed

3mm at platform center

the new SHIMANO DEORE M6100 12-speed cassette shaves weight while increasing SHIMANO's MTB gearing range another gear

Improved electronics

Center Lock Disc Front Tire Specialized Hemisphere flat protection

SHIMANO's M5100-11cassette offers Rider Tuned gear steps for maximum cadence control across the varied terrain of mountain biking