Challenge Grifo Handmade TLR PRO Black and Red Tire 700 x 33 bicycle valve extender It is not a true

It is not a true mud tire

It is AMAZING for most all racing you may do

The Puncture Protection Strip (PPS) adds a layer of reliability

remains liquid in the tire for up to 6 months

Challenge Grifo Handmade TLR PRO Black and Red Tire 700 x 33 bicycle valve extender It is not a trueRace Tuned. Comfort Calibrated. The Grifo TLR Pro Team Edition isn't here to mess around. It's a Tubeless (TLR) tire but uses a sealed Corespun Cotton casing giving it a more supply 320 TPI over the regular TLR version. The Grifo is absolutely one of the best "mid" tires around for racing cyclocross. It excels in racing courses that have a mix of terrains such as grass, slightly loose dirt, rock, etc. It performs well on grassy off camber sections. It