K777F front tyre features a unique directional tread pattern developed for soft to intermediate terrain. The pyramid shaped blocks allow good ground penetration in softer dirt but reduce flex on harder ground conditions. K776F Gauntlet designed to give the very best performance in extreme enduro conditions on rock and hard pack. K778 rear tyre has been developed as a versatile option which works well in all types of terrain from mud to fire roads, with the staggered block design giving excellent drive traction. K779 Enduro an ideal choice for very technical terrain making it perfect for modern enduro events that require precise handling and optimal traction. K779 Gauntlet features a soft, flexible compound which combines good durability with high levels of grip on rocks, logs and other hard surfaces, whether wet or dry. New Knarly super-soft coming later in 2020, aimed at soft or muddy extreme enduro conditions. Durable casings and tread compounds for good durability. Useful 19-inch rear size available for MX bikes. Can all be used for enduro competition, and are all street legal.