... gas-tightness 2 Soft, enough width 3.FMM-MADE 20.5-25 Motorcycle tire tube 1 Unique feature of anti-aging, good ... gas-tightness 2 Soft, enough width 3.FMM-MADE23.5-25 Motorcycle tire tube1 Product range: Various motorcycle butyl and natural ... 75-14, 3.00-18, 3.25/3.50-17, 3.50-10, 3.50-16, 4.00-8, 4.10-18 ... /90-14, 80/90-17, 100/90-18, 110/90-16 etc.2 Valve: American valve, English valve, French valve and ...