The DHF incorporates ramped knobs for low rolling resistance and channel-cut knobs to increase gripping edges, giving straight-line control and precise cornering. 3CG - 3C Maxx Grip offers the ultimate in grip and slow rebound properties for unparalleled traction in downhill applications 2PLY - Two full 60 TPI casings with reinforced sidewalls intended for Downhill riding TR - Tubeless Ready - sealant required WT - Wide Track casing optimized for rims over 35mm internal width Tubeless 29x2.5 622 TBLS - Fold Bk/Blk 50 1295 60 3CG/2PLY/TR/WT NoUPC/EAN/GTIN: 4717784032979