Tubes: All Sizes/Types

- Butyl rubber - Schrader valve - 18 x 1.75

- Butyl rubber - Thorn-resistant - Economy tube - Schrader valve

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

- ISO Diameter: 406 / 20" BMX - Wall Thickness: 0.9mm - Tube Compound: Butyl - Valve: Standard Schrader - Shaft Type: Smooth - Valve Core: Removable

- Standard .97mm wall thickness butyl tube - Most popular CST tube for general-purpose riding

- 2.25mm wall thickness - ISO Diameter: 559 / 26" mtn - ISO Width (mm): 60 mm , 61 mm , 62 mm , 63 mm , 64 mm , 65 mm , 66 mm , 67 mm , 68 mm , 69 mm - Labeled Size: 26 x 2.4-2.75 - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Length: Short 32-40mm - Valve Shaft: Threaded - Weight: 690g

- Butyl rubber - 48mm-long Presta valve (smooth/removable core) - 26 x 1.9-2.35

- Butyl rubber - Thorn-resistant - Economy tube - Schrader valve (35mm)

- Size: 29 x 2.00-2.40 / 700c x 47-52 - Valve Type: Presta - Valve Stem: Smooth - Flat Fold Width: 56mm - Wall Thickness: 3.7mm/1.7mm

- Valve Type: Presta - Valve Core: Non-Removable - Wall Thickness: 0.9mm - Flat Fold Width: 44mm (1.75-2.10), 65mm (2.50-3.0), 78mm (3.0-3.50)

- ISO Diameter: 438 , 451/ 20 x 1-1/8", 20 x 1-1/8" - ISO Width: 28mm, 29mm, 30mm, 31mm, 32mm, 33mm, 34mm - Labeled Size: 20 x 1-1/8 - 1-3/8 - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 98g

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

- 4mm wall thickness in the tread area and 2mm in the rim area - ISO Diameter: 559 / 26" mtn - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Length: Short 32-40mm - Valve Shaft: Threaded - Weight: 468g (1.5-1.75), 536g (1.9-2.125)

- Butyl rubber - Thorn-resistant - Economy tube - Schrader valve (35mm)

Surly Inner Tube to fit a wide range of plus-size and fat bike tires. - Labeled Size: 26 x 3.0 - 4.8 - Weight: 310 g - Valve Core: Removable - Shaft Type: Threaded - ISO Width (mm): 76mm–100mm - Tube Compound: Butyl - ISO Diameter: 559 / 26-inch MTN - Valve: Presta Short 32-40mm

- Butyl rubber - 48mm-long Presta valve (smooth/removable core) - 29 x 2.1 (700 x 50-52)

- Butyl rubber - Thorn-resistant - 48mm-long Schrader valve - 26 x 1.9 x 2.35

- Butyl rubber - Economy tube - Schrader valve - 35mm valve stem - 26 x 3.5-4.0

- Size: 18 x 1-3/8 - ISO Diameter: 400/18" - ISO Width (mm): 35mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Length: Short 32-40mm - Valve Shaft: Threaded - Weight: 98g

- Butyl rubber - Thorn-resistant - Schrader valve - 22 x 1.75

- Butyl rubber - Thorn-resistant - Schrader valve - 24 x 1 3/8

- Butyl rubber - Thorn-resistant - 32mm-long Presta valve - 26 x 2.35-2.5

- Butyl rubber - Thorn-resistant - Schrader valve - 700 x 35-40 (27 x 1 3/8)

- Butyl rubber - 48mm-long Presta valve (removable core) - 700 x 23-25 (27 x 1-1 1/8)

- Valve Type: Presta - Valve Length: 32mm - Valve Stem: Smooth - Valve Core: Removable - Flat Fold Width: 50mm - Wall Thickness: 3.7mm/1.7mm

- Valve Type: Schrader - Valve Core: Removable - Flat Fold Width: 44mm - Wall Thickness: 0.9mm

- Butyl rubber - Schrader valve - 700 x 20-25 (27 x 1)

Serfas replacement inner tubes are lightweight, durable, and affordable. The thorn-resistant version helps reduce the chances of flats.

- ISO Diameter: 559 / 26" mtn - Tube Compound: Butyl - Valve: Standard Schrader - Valve Core: Removable - 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)

- Butyl rubber - Thorn-resistant - Economy tube - Presta valve - Image is for illustration only. Please confirm the tube size is correct.