The Trackmark is S&M's race tire. Available in folding Kevlar bead only and with a lightweight, high TPI race casing. The Trackmark center tread is broken to increase acceleration and braking traction and to reduce weight. It's a smooth, fast tire designed for today's hard packed or paved tracks.
20 x 1.75"
Inflated Width: 1.88" (47.8mm)
Inflated Diameter: 19.625" (498.5mm)
Max Pressure: 110 psi
Weight: 425g
20 x 1.95"
Inflated Width: 2.1" (53mm)
Inflated Diameter: 20.0" (508mm)
Max Pressure: 110 psi
Weight: 482g
20 x 2.1"
Inflated Width: 2.17" (55mm)
Inflated Diameter: 20.375" (518mm)
Max Pressure: 110 psi
Weight: 539g
24 x 1.75
Inflated Width: 1.92" (48.7mm)
Inflated Diameter: 23.62" (600mm)
Max Pressure: 110 psi
Weight: 539g
24 x 2.1
Inflated Width: 2.19" (55.5mm)
Inflated Diameter: 24.37" (619mm)
Max Pressure: 110 psi
Weight: 324g