The tread sits further round the sidewall (where the tire contacts when grinding) and because the tread is smooth (no knobs) then it doesn't snag when grinding - also the sidewall life is prolonged due to this.

KEY FEATURES

• Smooth centre for low rolling resistance
• Extra grippy & super squeaky compound
• Tear resistant silkworm casing
• Rated up to 110 psi

SPECS

Widths: 20x2.3" and 20x2.4"
Weight: 680g / 730g
Casing: Tear Resistant 60tpi Silkworm
Max Pressure: 110 psi