The DHF incorporates ramped knobs for low rolling resistance and channel-cut knobs to increase gripping edges, giving straight-line control and precise corneringSC - Single compound casing for a durable, dependable tire2PLY - Two full 60 TPI casings with reinforced sidewalls intended for Downhill ridingStandard26x2.5 559WireBk/Blk6511806060aSC/2PLYNoUPC/EAN/GTIN: 4717784019734