- Shim adds support to presta stem used in a schrader rim

Serfas replacement inner tubes are lightweight, durable, and affordable.

Serfas replacement inner tubes are lightweight, durable, and affordable.

Odyssey's Air Supply tubes are specifically sized to fit modern BMX tires, and they are manufactured with a stronger emphasis on quality versus simply chasing the lowest possible price. On average, the Air Supply BMX tube retains air significantly longer than others currently available on the market. This is down to both the rubber that is used, and because of strict quality control during manufacturing. It is normal to assume that a “tube is a tube,” but a higher quality tube will always last longer than a cheap tube during comparable everyday use.

Q-Tubes Value Series Presta tubes: Price point tubes with 1.0mm wall thickness, removeable valve cores and simplified size specifications Removable Presta valve core Individually packaged tubes in recycled cardboard Labeled Size: 700 x 18-25cm Weight: 125 g Valve Core: Removable Shaft Type: Threaded ISO Width (mm): 18 mm , 19 mm , 20 mm , 21 mm , 22 mm , 23 mm , 24 mm , 25 mm Tube Compound: Butyl ISO Diameter: 622 / Road / 29" Valve: Presta Wall Thickess: 1 mm

Q-Tubes Value Series Presta tubes: Price point tubes with 1.0mm wall thickness, removeable valve cores and simplified size specifications Removable Presta valve core Individually packaged tubes in recycled cardboard Labeled Size: 26 x 1.75-2.125 Weight: 185 g Valve Core: Removable Shaft Type: Threaded ISO Width (mm): 47 mm , 48 mm , 49 mm , 50 mm , 51 mm , 52 mm , 53 mm , 54 mm , 55 mm , 56 mm , 57 mm Tube Compound: Butyl ISO Diameter: 559 / 26" MTN Valve: Presta Med 41-55mm Wall Thickess: 1 mm

WeThePeople innertubes are made of high-quality rubber and work very well to keep air in your tires. Designed for today's wider tires, they keep you rolling smoothly in all conditions. These are for 22-inch tires.

Q-Tubes Value Series Schrader tubes: Price point tubes with 1.0mm wall thickness, removeable valve cores and simplified size specifications Removable Schrader valve core Individually packaged tubes in recycled cardboard Labeled Size: 27 x 1-3/8 (700x35-40) Weight: 165 g ISO Width (mm): 35 mm , 36 mm , 37 mm , 38 mm , 39 mm , 40 mm Tube Compound: Butyl ISO Diameter: 622 / Road / 29" , 630 / 27" Valve: Schrader Wall Thickess: 1 mm

Never leave home without a spare tube. Vittoria's Ultralite inner tubes shave grams and, if you flat in no man's land, will save your ride. - Butyl tube - 51mm valve stem with removable core

Unless you're running tubeless (and even if you are), it's a good idea to keep a spare tube or two around, so you can change a tire quickly and reliably, then get back to riding. Continental's Presta valve tube has you covered.

Continental bicycle tubes are made of seamless butyl rubber and are individually tested for top quality.

Continental tubes are made of seamless butyl rubber and are individually tested for top quality.

Continental tubes are made of seamless butyl rubber and are individually tested for top quality.

Continental tubes are made of seamless butyl rubber and are individually tested for top quality.

Continental tubes are made of seamless butyl rubber and are individually tested for top quality.

Continental tubes are made of seamless butyl rubber and are individually tested for top quality.

• Low Lead Valve • ISO Diameter: 203 / 12.5 • ISO Width (mm): 57 mm • Labeled Size: 12 x 2-1/4 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth

• Low Lead Valve • ISO Diameter: 340 , 349 / 16" recumbent • ISO Width (mm): 35 mm • Labeled Size: 16 x 1-3/8 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight (g): 86 g

• Low Lead Valve • ISO Diameter: 305 / 16" BMX • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 76g (1.25-1.5), 92g (1.5-1.75), 102g (1.75-2.125)

• Low Lead Valve • ISO Diameter: 355 • ISO Width (mm): 44 mm , 45 mm , 46 mm , 47 mm , 48 mm , 49 mm , 50 mm , 51 mm , 52 mm , 53 mm , 54 mm • Labeled Size: 18 x 1.75-2.125 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight (g): 118 g

• Low Lead Valve • ISO Diameter: 451/ 20 x 1-1/8", 20 x 1-1/8" • ISO Width (mm): 28 mm , 29 mm , 30 mm , 31 mm , 32 mm , 33 mm , 34 mm • Labeled Size: 20 x 1-1/8 - 1-3/8 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 94g

• Low Lead Valve • ISO Diameter: 406 / 20" BMX • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 98g (1.25-1.5), 114g (1.5-1.75), 130g (1.75-2.125), 152g (2.1-2.3)

• Low Lead Valve • ISO Diameter: 457 • ISO Width (mm): 44 mm • Labeled Size: 22 x 1.75 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 145 g

• Low Lead Valve • ISO Diameter: 540 / wheelchair • ISO Width (mm): 28 mm • Labeled Size: 24 x 1-1/8 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 94 g

• Low Lead Valve • ISO Diameter: 540 / wheelchair • ISO Width (mm): 35 mm • Labeled Size: 24 x 1-3/8 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 124g

• Low Lead Valve • ISO Diameter: 507 / 24" BMX • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 150g (1.5-1.75), 156g (1.9-2.125), 180g (2.1-2.3)

• ISO Diameter: 584 / 650b / 27.5" , 590 / 26 x 1 3/8" • ISO Width (mm): 37 mm • Labeled Size: 26 x 1-3/8 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 136g

• ISO Diameter: 559 / 26" mtn • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 102g (1-1.25), 165g (1.5-1.75), 174g (1.9-2.125), 198g (2.1-2.3), 281g (2.4-2.75)

• ISO Diameter: 622 / road / 29" • Tube Compound: Butyl • Valve: Long Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth

• ISO Diameter: 622 / road / 29" • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 110g (23-25mm), 128g (28-32mm), 144g (35-43mm), 160g (40-45mm)