Surly Track Cog 1/8'' X 18t Silver CheckoutTitle=Odyssey Pro Conical Headset - Integrated Max Bladder Volume 2L Primary

Max Bladder Volume 2L Primary Color Grey Bladder included Included (2L) Color Stone/Dark Olive Waterproof Water-resistant Bag Dimensions in cm 24x43x8 Volume Range 6-10L Volume 8L Bag Dimensions in inches 9

All mountain bike handlebars

Engineered with Prime 9 drivetrain technology

EBIKE50 - has achieved a passing rating for use with E-Bikes up to 50kph and is ECE-R75 approved

}Zipp 303 XPLR SW Rear Wheel - 700 12 x 142mm Center-Lock Carbon Black HG11 Road 24H A1

Surly Track Cog 1/8'' X 18t Silver CheckoutTitle=Odyssey Pro Conical Headset - Integrated Max Bladder Volume 2L PrimarySurly 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 18 Size 1 8''