Box One Alloy Single Speed Race Cog Size:15T Features: incredibly light weight and

Features: incredibly light weight and extremely breathable design for uncompromised performance

The new oversized X5 tapered steerer tube fork features an all carbon crown and leg construction

the seat clamp is made from industry standard 6061-T6 aluminum and features a slim

WEIGHT: 408

5 inches wide

Box One Alloy Single Speed Race Cog Size:15T Features: incredibly light weight andBox One Alloy Single Speed Cogs are CNC machined from long wearing 7075 T6 aluminum alloy and are designed to fit Shimano compatible cassette hubs and have a 5mm wide inner base, giving a more solid connection to the cassette body. The alloy cogs are anodized black with laser etched graphics.