Tubes: All Sizes/Types

• Butyl rubber • Schrader valve • 18 x 1.75

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

- Butyl rubber - 26 x 4.5-4.8 - 33mm-long smooth Presta valve with removable core

- Butyl rubber - 48mm-long Presta valve (smooth/removable core) - 700 x 28-35 (27 x 1 1/8-1/4)

Durable enough to keep you rolling, yet light enough to not feel overly cumbersome in your jersey pocket. - Presta valve

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

- Butyl rubber - Schrader valve - 700 x 28-35 (27 x 1 1/8-1/4)

Giant's thorn tubes use thicker rubber to prevent some flats and punctures.

- Valve type: Presta, threaded - Valve length: 60mm - Tube size: 700 x 35-40

- Size: 32 x 2.125 - Valve Type: Schrader - Valve Length: 32mm - Valve Stem: Smooth - Valve Core: Removable

- Butyl rubber - Presta valve (smooth/removable core) - 26 x 4.0

- Butyl rubber - 48mm-long Presta valve (smooth/removable core) - 27.5 x 2.1-2.35 (650B)

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

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

Giant's thorn tubes feature thicker rubber that prevents some punctures and flats.

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

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

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

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

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

- Butyl rubber - Thorn-resistant - Schrader valve - 12 1/2 x 2 1/4

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

- Butyl rubber - Schrader valve - 20 x 2.75-3

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

- Butyl rubber - Schrader valve - 20 x 1.35-1.5 (406 x 37)

- Butyl rubber - Schrader valve - 22 x 1.75

- Butyl rubber - Thorn-resistant - 48mm-long threaded Presta valve - 700 x 35-43 (27 x 1 3/8)

- Butyl rubber - Schrader valve - 14 x 2.125

- Butyl rubber - Thorn-resistant - Schrader valve - 24 x 1.9-2.35

- Butyl rubber - 32mm-long Schrader valve - 27.5 x 2.1-2.35 (650B)