Surly Track Cog 3/32'' X 17t Silver MFPN=GR.018.30.622.V001.R 8x30) - Vivid C1 (2024+)

8x30) - Vivid C1 (2024+)

Length 90 Lock Style Keyed

Model SPC + Phone Universal XL Color Black

Tubeless Ready up to 60 PSI Flat Protection Tread and Sidewall Color Black/Amber Weight 460 Defined Color Tan ISO Width (mm) 40 ISO Diameter 622 / Road / 29" Tire Intended Use Gravel Tire Diameter 700c Tire Bead Folding Labeled Size 700 x 40 Tire Type Tubeless Ready Clincher PSI 60 / 80 Width 40Mm

Surly Track Cog 3/32'' X 17t Silver MFPN=GR.018.30.622.V001.R 8x30) - Vivid C1 (2024+)Surly 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 17 Size 3 32''