An aggressive yet well rounded downhill and gravity tire with well spaced, partially hollow and siped tall knobs for extreme grip 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 EN-DTC - With shore A values lower than the original DTC, the EN-DTC provides a more responsive ride, letting the knobs do the work of control and braking on the ground while also wearing better than similar tires TLR/TR - Tubeless (Light) Race is the lightest tubeless ready version of tires Kenda offers and also features an improved bead shape for better retention Tubeless 27.5x2.4 584 TBLS - Fold Belted Bk/Blk 40 120 ENDTC/ATC/TLR NoUPC/EAN/GTIN: 047853639599