Onyx Aluminum Cog: 3/32" 16t Black MFPN=628902 -02: STW Turbo Boost Shimano

-02: STW Turbo Boost Shimano 6-Bolt disc

Prevents rusting even when exposed to salt water

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

Machined from aircraft quality 7075 aluminum to be stiff durable and long lasting

Hub Drilling 36H Hub Weight 605g Hub Spacing 110mm Position Rear Freehub Body Freecoaster Primary Color Black

Onyx Aluminum Cog: 3/32" 16t Black MFPN=628902 -02: STW Turbo Boost ShimanoOnyx 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