The Maxxis MaxxDaddy 20in BMX Tyre features staggered, tightly-spaced center lugs that provide controllable speeds. The knob spacing increases near the shoulder lugs to produce two channels that hook up on hardpack berms as well as loose dirt on the trails.Maxxis MaxxDaddy 20in BMX Tyre FeaturesFull square-knob designEngineered for BMX tracks, trail riding, and dirt jumpingGreat for loose conditionsBidirectionalConditions: DirtTPI: 60Bead: WirePly Construction: SingleCompound: SingleMax PSI: 40 More info