Challenge Grifo Pro Clincher Gravel Tires Skuvault NPI making them comfortable and easy

making them comfortable and easy to clean

: MatchMaker X compatible

fleece feel while maintaining durability

An internal shank provides sturdy support as you round the bases

Pump Barrel Material : Aluminum

Challenge Grifo Pro Clincher Gravel Tires Skuvault NPI making them comfortable and easyThe best all around cyclocross tire ever created excels in wet or dry, soft packed, rocky and root infested courses, grass, and more The Grifo features fast rolling knobs and a center section that offers excellent pedaling and braking traction This handmade clincher combines a supple, 300TPI SuperPoly casing with natural rubber tread for improved grip, confident cornering, and quick handing. Includes PPS, a Puncture Protection System placed between