Boone Titanium Single Speed Double Step Cog Number of Teeth:21 and the upper and lower

and the upper and lower spacers

but have a mirrored surface on the front flat surface around the spacer to contrast and highlight the lightning pattern

They have a bead blast finish on the teeth

14 through 22

These will turn heads and are a must have for any single speed build

Boone Titanium Single Speed Double Step Cog Number of Teeth:21 and the upper and lowerOfficial Boone single speed cogs machined to order out of aerospace grade titanium here at our shop in Kennesaw, GA. 14 through 22, and 24 tooth variants are currently available. These cogs have a distinguished look with lightning patterns cut out to save on weight. They have a bead blast finish on the teeth, back, and the upper and lower spacers, but have a mirrored surface on the front flat surface around the spacer to contrast and highlight the