Cog Box One Crmo 13T 3/32 F/Sgle Spd Cass Bk

• CNC-machined chromoly construction
• Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving a more solid interface with the cassette body
• Electro plated black with laser-etched logos

Specifications:

• Range:13T x 3/32"
• Gears:13T
• Cogs:Black
• Color:Black
• Weight:8g
• Model:
• Driver