QTubes TU5722 20 x 2.1-2.3? ISO 57-406 Schrader Valve Bike Tube-BRAND NEW-SHIP24HRS Condition is Brand New. Brand: QTubes Model: TU5722 20 x 2.1-2.3? ISO 57-406 Schrader Valve Bike Tube Shipped with USPS First Class Mail . You Will Receive 1 ea QTubes TU5722 20 x 2.1-2.3? ISO 57-406 Schrader Valve Bike Tube-BRAND NEW-SHIP24HRS RARE VINTAGE COLLECTIBLE SHIPS N 24 HOURS Packed By Our Award Winning Packaging And Shipping Department Long Time E-commerce Seller For Over 20 Years LIMITED AVAILABILITY Follow Our Store For All New Rare Products Posted Daily and Specials Please click https://www.ebay.com/usr/boughtnowcommerce Inventory Box Number: 5774 warehouse 5774A Description; The Q-Tubes Standard Line Presta Valve tubes feature QBP's widest variety of tube sizes and valve lengths with a proven record of high quality control. Labeled Size: 20 x 2.1-2.3. Weight: 152 g Shaft Type: Smooth ISO Width (mm): 54 mm , 55 mm , 56 mm , 57 mm ISO Diameter: 406 / 20" BMX Valve: Standard Schrader Wall Thickess: .9 mm Q-Tubes feature environmentally friendly soy ink printing on recycled cardboard. Overview; Q-Tubes Presta Valve Inner Tubes feature a wide variety of tube sizes and valve lengths with a proven record of high quality control.