Vee Tire Fat Bike Tube 20x4.0 Light 40mm Schrader ValveVee Rubber Fat Bike 20x4.0 Light Tube 40mm Schrader Valve is a butyl rubber seam sealed tube made for Vee Rubber Fat Bike tires. This lightweight tube is sized 20x4.0 with a 40mm Schrader valve. This tube is a great tube to be running as a standard and even worth carrying as a spare.848712040699
