New Top Quality Motorcycle Rear Wheel Tire Inner Tube. If your looking for a High Quality Replacement Tube at an affordable price, then this is exactly what you need! We use these same tubes on our British Motorcycles here with excellent results! This Tube is not "Cheap" unlike some of the others that are being offered on the market! Inner Tube will work with 3.75, 4.00, & 4.25 X 18" Tires! Perfect for Triumph, BSA, Norton & Matchless Motorcycles that have the Dunlop "K70" Rear Tire! Please review all the specifications abouve to ensure the best fitment.
*****Please note that you will receive a "BikeMaster", "Sodona" or "IRC" Brand Rear Tube depending on Stock! Both will be High Quality! Guaranteed!*****
•Made by IRC or BikeMaster
•O.E.M. Part number is CBS-4.00X18