An aggressive yet well rounded downhill and gravity tire with well spaced, partially hollow and siped tall knobs for extreme grip An aggressive yet well rounded downhill and gravity tire with well spaced, partially hollow and siped tall knobs for extreme grip ENDTC ÌÎÌ_ÌÎ_ÌÎÌ__ÌÎÌ_ÌÎ_ÌÎÌ_Ì´_ Enduro specific Dual Tread Compound that features a lower rolling resistance value than previous dual tread compounds, while also being longer wearing ATC - Optimized for enduro and trail riding, the Advanced Trail Casing (ATC) uses a layer of SCT on the sidewalls and a K-Armor belt under the tread area