Zipp 177 Rear Hub Freehub Body Seal and Shim CheckoutTitle=Challenge Gravel Grinder 700c Tire Tubular 4130 CroMoly construction

Tubular 4130 CroMoly construction

Color Black Defined Color Black Flat Protection Tread ISO Diameter 622 / Road / 29" ISO Width (mm) 40 Labeled Size 700 x 40 PSI 55 TPI 60 Tire Bead Folding Tire Diameter 700c Tire Intended Use Gravel Tire Type Tubeless Ready Clincher Weight 532 Weight (oz) 18

Conversion kits that allow riders to switch from a geared rear end to a single speed set up without buying a new wheel

Ergonomic design for comfort in a variety of hand positions

}Full Speed Ahead SL-K Modular Crankset - 175mm 11/12-Speed 46/30t Direct Mount 90 BCD 386 EVO Spindle Interface Black

Zipp 177 Rear Hub Freehub Body Seal and Shim CheckoutTitle=Challenge Gravel Grinder 700c Tire Tubular 4130 CroMoly constructionZipp 177 Rear Hub Freehub Body Seal and Shim. Parts for servicing Zipp hubs.