Surly Single Cassette Cog 3/32" Splined 20t MFPN=ODT-188-KBK Can be used as a

Can be used as a complement to the hat or independently

Length: 680mm

Bottom bracket cup and spindle spacers for adjusting chainline or bearing play

– Ideal for edge and base tuning

Surly Single Cassette Cog 3/32" Splined 20t MFPN=ODT-188-KBK Can be used as aSurly Single Speed Cogs. Designed as a singlespeed cog but may also be stacked and used with 9 speed shifter. Multi gear use will result in slower less crisp shifting than cogs designed for multi gear systems Fit Shimano freehub splines SCM 415 hardened chromoly steel Photo for color and material reference only Tooth Count 20 Cassette Body Type Shimano HG 7 Speed Drivetrain Speeds Single Speed 3 32" Material Steel