Surly Track Cog 3/32'' X 16t Silver Long Arm Hex The Springfield U-brake kit drops

The Springfield U-brake kit drops the two ordinary (and confusing) brake springs and replaces them with one central spring that applies the same force to each arm requiring no additional adjustment

2 Color Black Defined Color Black Reach 33 Rise 16 Steerer Clamp Diameter 1-1/8" Stem Type Front Load

Black Dura-tek cover with seamless nose and screen-printed design

Color Silver Range 11-29 Cassette Cogs 11-12-13-14-15-16-17-19-21-23-26-29 Cassette Body Type Campagnolo 10/11/12 Speed Drivetrain Speeds 12 Weight 306 Defined Color Silver

Surly Track Cog 3/32'' X 16t Silver Long Arm Hex The Springfield U-brake kit dropsSurly 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 Tooth Count 16 Size 3 32''