Box Pinion 13t Chromoly Shimano-type Cog for BMX Cassette hubs - 3/32" - Black Sz 12 Dual texture anodized with laser-etched

Dual texture anodized with laser-etched graphics

With nine aggressive traction pins (replaceable) per side and a super slim pedal body

1” tires w/ inflatable tubes

The bends of the uprights and crossbar provide maximum welding surface area for ultimate strength

Color: Purple anodized

Box Pinion 13t Chromoly Shimano-type Cog for BMX Cassette hubs - 3/32" - Black Sz 12 Dual texture anodized with laser-etchedThe Box Pinion (Box One) is a CNC machined 3 32" chromoly cog. It is designed to fit Shimano compatible cassette hubs and has a 5mm wide inner base, giving a more solid interface with the cassette body. This style of cog will fit many BMX cassette hubs like the Shimano DX, DXR, Sinz, Bombshell, Redline, Haro, Rhythm and many many others. Size: 13t Color: Black