Onyx Aluminum Cog: 3/32" 16t Black MFPN=628902 SmartHead™ DX3 automatically adjusts to

SmartHead™ DX3 automatically adjusts to fit Presta or Schrader valves and a low profile air release button allows fine tuning of tire pressure while preventing unintended pressure release

For riders 5'7"-6'4"

-02: STW Turbo Boost Shimano 6-Bolt disc

The smooth bottom bracket shell helps reduce drag or hang-ups on grinds and the unique offset machined headtube allows for stronger junction and cleaner tube fitment where you need it the most

MS compatible 12 Spd Shimano Micro Spline

Onyx Aluminum Cog: 3/32" 16t Black MFPN=628902 SmartHead™ DX3 automatically adjusts toOnyx Aluminum Cog: 3 32" 16t Black. Onyx aluminum single speed cogs. Broached splines are made exactly the same for every cog every time. Made in the USA TECH SPECS Tooth Count 16 Cassette Body Type Shimano 7 Speed Drivetrain Speeds Single Speed 3 32" Material Aluminum Defined Color Black