Schwalbe tough tom mtb tyre k guardthe tough tom is a great choice for cross country trail or all mountain newcomers the tread is inspired by the great nobby nic and is perfectly suitable as a front tyre as it helps keep your bike on track in difficult sections features typewire carcass k guard compound onestar skinlitetechnologieslevel 3 k guard this guard has been proven for many years it consists of natural rubber and is reinforced with kevlar fibres together with the 50 epi ca