Maxxis Aspen ST Tire – 29 x 2.25 Tubeless Folding Black MaxxSpeed EXO 170tpi. The Aspen ST is an ultra-low-profile race tire designed primarily for short track XC use. Sometimes referred to as the Fastpen this tire is sure to give any racer an edge in dry conditions.

• TECH SPECS

Flat Protection SidewallTPI 170Color BlackWeight 610Defined Color BlackISO Width (mm) 57ISO Diameter 622 / Road / 29″Tire Intended Use MountainTire Diameter 29″Tire Bead FoldingLabeled Size 29 x 2.25Tire Type Tubeless Ready ClincherPSI 60