Tubes: All Sizes/Types

- Labeled Size: 26 x 3.5 – 4 - ISO Width: 88mm – 100mm - ISO Diameter: 559 / 26" MTN - Shaft Type: Threaded - Valve: Standard Schrader - Valve Core: Removable - Wall Thickess: 1 - Tube Compound: Butyl - Weight: 500

- Butyl rubber - 60mm-long Presta valve (smooth/removable core) - 700 x 18-23 (27 x 1")

- Butyl rubber - 32mm-long Presta valve (smooth/removable core) - 24 x 1 (520 x 19-23)

- Butyl rubber - Schrader valve - 16 x 1 3/8 (349 x 25)

- Valve Type: Schrader - Valve Length: 32mm - Valve Stem: Smooth - Valve Core: Removable - Flat Fold Width: 51mm - Wall Thickness: 0.9mm

- Butyl rubber - 29 x 2.1 (700 x 50-52)

- Butyl rubber - Thorn-resistant - Schrader valve - 16 x 2.125

- Butyl rubber - Thorn-resistant - Schrader valve - 18 x 1.75-2.125

- Butyl rubber - Economy tube - Presta valve - Non-removable core - 700 x 18-25c

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

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

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling.

- 0.9mm wall thickness - Removable valve core - 700c x 18 – 25 = 27 x 1 - 700c x 28 – 35 = 27 x 1-1/8, 1-1/4

- 0.9mm wall thickness - 700c x 18 – 25 = 27 x 1 - 700c x 28 – 35 = 27 x 1-1/8, 1-1/4

The industry standard comes in all sizes. Premium-quality Bontrager Standard butyl rubber tubes feature a 0.9mm wall thickness for the perfect balance of weight savings and durability. - 0.9mm wall thickness - Equipped with removable valve cores - 100% inspected for guaranteed quality - Best value 27-inch tire size equivalents - 700cx 23 – 25 also fits 27 x 7/8 – 1 - 700c x 28 – 32 also fits 27 x 1-1/8 – 1-1/4 - 700c x 35 – 44 also fits 27 x 1-3/8 – 1-3/4

The industry standard comes in all sizes Premium-quality Bontrager Standard butyl rubber tubes feature a 0.9mm wall thickness for the perfect balance of weight savings and durability. - 0.9mm wall thickness - Equipped with removable valve cores - 100% inspected for guaranteed quality - Best value 27-inch tire size equivalents - 700c x 28 – 32 also fits 27 x 1-1/8 – 1-1/4 - 700c x 35 – 44 also fits 27 x 1-3/8 – 1-3/4