Before purchasing an inner tube, please check whether the original inner tube is an American valve or a French valve, and its size, so that it can not be installed after purchase.

Brand: KENDA
Material: High quality butyl rubber
Model number: 20 inches（406、451）
Air mouth: American valve, French valve
Valve valve length: 32L 35L 48L 60L
Fetal wall thickness: 0.87 mm
Product configuration: one instruction sheet, color box packaging
Packing: 1 pcs * bike inner tube