Our Classic Track Cogs are available in 3/32" and 1/8" widths. The tooth counts listed below are what is available. All 3/32" width cogs are discontinued and once it has sold out it will not be available again. The threading is 1.370 x 24 tpi. 

AVAILABLE TOOTH COUNTS FOR 1/8"
 
13T, 14T, 15T, 16T, 17T, 18T, 19T, 20T, 21T, 22T
 
AVAILABLE TOOTH COUNTS FOR 3/32"
 
12T, 13T, 14T, 17T, 18T, 19T, 20T, 21T, 22T
 
INSTRUCTIONS