) Pneus Schwable Black Jack 20 pouces · Neumático Schwalbe. Compuesto: SBC. I don't do very difficult. Protección: K-Guard. ; Talón, Rígida ; TPI, My bike store guy talked me into a tire that cost almost 3 times as much as the Black Jack, but the new tire was supposed to be much better (better than a tire. Neumático Schwalbe - 29''. 40,00 € (impuestos inc. ; Referencia · V. ; Peso · g. EPI: Dimensiones, ETRTO, Presiones, Peso, Referencia. . Love. Love. 26 x '', I took the new tire off, ordered the Schwalbe Black Jack from Amazon, and have been riding happily and confidently ever since. SCHWALBE BLACK JACK MTB TIre 24 LiteSkin SBC K-GUARD Wired Tubetype ; Dimensiones · 24 x ''.