700x38 Black/Brown Gravel King SS+ Bicycle Tire X-Treme XB-508 so you will ahve to

so you will ahve to use your own

Just like a seat belt in a car

Includes the standard 2-prong Plug & Play power connector

This 3-spoke black wheel assembly comes complete with pre-installed bearings and spacer

We also have a PDF copy of the Origin8's Owner's Manual if you need it

700x38 Black/Brown Gravel King SS+ Bicycle Tire X-Treme XB-508 so you will ahve toThe new Gravel King SS is a perfect middle ground between the Slick and SK models. Fast rolling file style tread down the center with micro knobs on each side and long rectangular knobs on the shoulders strikes a perfect balance for mixed gravel and road use. Features ProTite Shield belting on top of standard Gravel King belting for an extremely durable puncture resistant tire ready for anything. Panaracer: RF738 GK SS P D