... 2,timely shipment 3,high quality 4,timely shipment bicycle tireOur bicycle butyl tube are strong and elastic, and has been sold ... the bicycle tyres of a, b two class of quality tyres. We can supply all kinds of inner tubes, ... including butyl and natural rubber tube. Size: 14x1.75/2.125, 16x1 ... 28x1 1/2; 28x1 5/8x1 3/8c etc high quality and new design bicycle tire