Lightweight race inspired BMX tire designed to launch out of the gate Fast rolling centerline offering low rolling resistance paired with raised shoulders for impessive cornering on hardpack SC - Single compound casing for a durable, dependable tire DC - Dual Compound tread provides a lower rolling resistance center paired with extra grip for the corners SW - SilkWorm increases puncture and tear resistance with a reinforced breaker beneath the tread surface Standard 20x1-1/8 451 Wire Belted Bk/Blk 85 245 120 62/60a DC/SW NoUPC/EAN/GTIN: 4717784020792