20x2.125 STOP-A-FLAT Tubo Interno SCHIUMA SCHIUMA senza foratura (SINGOLO)
20 x 2.125 (57-406) STOP-A-FLAT Inner Tube MOUSSE FOAM no puncture innertube. Stop-A-Flat is a permanent solution to flat tyres that allows you to keep on riding! STOP-A-FLAT PUNCTURE PROOF INNER TUBES.