MATERIAL: 120 tpi construction, wire bead durable grip compound with traction improvers.
FEATURES: highrated pressure 110 PSI
SIZES: 1.9", 2.1", 2.25"
WEIGHT: 592g (20"x1.9"), 661g (20"x2.1"), 669g (20"x2.25") *tire weight +/- 5% tolerance