Track Cog Size:1/8'' x 14t you get the most spectacular

you get the most spectacular vista of Mount Rainier – especially in the morning

And with the help of a special adapter of just 4

while the side knobs provide consistent grip when cornering on loose surfaces

Storage Case Materials Stainless Steel

00 in x W 29

Track Cog Size:1/8'' x 14t you get the most spectacularSurly track cogs are threaded the same as a BMX freewheel (1. 375 x 24 tpi right hand threads). This means that they will fit on single speed rear hubs, as well as BMX freewheel hubs, but this application is not recommended. Track cogs are meant to work on track hubs only. 415 hardened chromoly steel 1. 375" x 24 tpi Photo for color and material reference only