Key Features of the Maxxis Welter Weight Schrader Valve Tube 24X1.9 2.125in.. 190.0 g Key Features of the Standard Schrader Valve Bike Tube 24x2.4 2.75in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Key Features of the Standard Schrader Valve Bike Tube 18x1.75 2.125in:Biking, Bicycles BMX, Street, standard schrader valve bike tube 16x1 3/8in Race, Freestyle BikesTubes sold individually Key Features of the Standard Schrader Valve Bike Tube 20x1.5 1.75in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Key Features of the Standard Schrader Valve Bike Tube 16x1 3/8in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Key Features of the Standard Schrader Valve Bike Tube 26x1.9 2.125in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Key Features of the Standard Schrader Valve Bike Tube 16x1.5 1.75in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually All SLiME Smart Tubes are factory filled with a precise volume of SLiME Tube Sealant. The middle weight tubes in our line are targeted to DH racers, dirt jumpers, standard schrader valve bike tube 18x1.75 2.125in freestylers, and urban riders. Key Features of the Standard Schreader Valve Bike Tube 24inx1.9 2.125in:Biking, standard schrader valve bike tube 24x1.9 2.125in Bicycles BMX, Street, Race, Freestyle Bikes Key Features of the Standard Schrader Valve Bike Tube 20x2.1 2.3in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Key Features of the Standard Schrader Valve Bike Tube 16x1.75 2.125in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually. Smart Tubes instantly seek out and seal punctures as they occur, preventing flats, repeatedly and continuously for up to two years. Key Features of the Standard Schrader Valve Bike Tube 700Cx47 52mm:Biking, Bicycles standard presta valve bike tube 26x1.5 1.75in BMX, Street, Race, Freestyle BikesTubes sold individually Key Features of the Standard Presta Valve Bike Tube 26x1.5 1.75in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Key Features standard schrader valve bike tube 16x1.5 1.75in of the Standard Schrader Valve Bike Tube 20x1.75 2.125in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Key Features of the Standard Schrader Valve Bike Tube 20x1.25 1.5in:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Key standard schrader valve bike tube 700cx35 43mm Features of the Standard Schrader Valve Bike Tube 12 1/2In X 2 1/4In. Standard Schrader ISO Diameter. 4 x 3 x 2.25 Key Features of the Standard Schrader Valve Bike Tube 700Cx35 43mm:Biking, Bicycles BMX, Street, Race, Freestyle BikesTubes sold individually Maxxis Welter Weight tubes are engineered for aggressive riders who require durability in their inner tubes. Standard Schrader ISO Diameter.