butyl Bicycle tire tube 1.A/V.E/V.D/ ... & competitive price 3.Manufacture directly 4.OEM butyl Bicycle tire tube (rubber tube and butyl tube ) 1. A/ ... SIZES Racing tube 700x23c, 700x35c,28”: 28X1.5, 28x1-5/8x1-3/8, 28X1.7527”: 27X1-1/426”: 26X2.35 ... , 26X2.5, 26X1.75 , 26X1.95 , 26X2.125 , 26X2.0 ... requirement Minimum order : 2000pcs Quality grade :A Tire tube