Schwalbe smart sam mtb tyrethe unbeatable all rounder smart sam goes well on any terrain and even on the road it rolls effortlessly it roll over just about anything in the double defence version features etrto54 55957 559 size26 x 21026 x 225 performance compoundorcdual psi30 5526 54 epi67 load100kg weight620g705gbuyschwalbe tyresfrom chain reaction cycles the worlds largest online bike store