CST Patrol Tire - 26 x 2.25 Clincher Wire Black 27tpiCST Patrol Tire 26 x 2. 25 Clincher Wire Black 27tpi. From slickrock in Moab to the soft soil of the PNW the Patrol delivers. Medium height ramped center knobs roll fast while still delivering the bite you need for tough climbs. The shoulder knobs are laid out in an aggressive stance ready for precise turns. TECH SPECS Color Black Defined Color Black ISO Diameter 559 26" MTN ISO Width (mm) 57 Labeled Size 26 x 2. 25 PSI 65 TPI 27 Tire Bead Wire Tire