Tubes: All Sizes/Types

These are no ordinary bicycle tubes! These extra strong inner tubes stop flats for 2 years because there is Slime inside. - No more flats for 2 years! - Extra strong with Slime sealant inside - Instantly seals tread area punctures up to 1/8" (3mm) in size - Seals multiple punctures repeatedly - Non-toxic and non-flammable - Cleans up with water

- Super-thick Slimed-tube resists punctures from thorns and pinching - Lasts 5 times longer than standard tubes

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

- 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 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 Shaft: Smooth - Weight: 94g

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

- ISO Diameter: 507 / 24" BMX - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Length: Short 32-40mm - Valve Shaft: Threaded - Weight: 152g (1.9-2.125), 188g (2.1-2.3 & 2.4-2.75)

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

The Q-Tubes Standard Line Presta Valve tubes feature QBP's widest variety of tube sizes and valve lengths with a proven record of high quality control and consistent availability - 0.9mm wall thickness - Q-Tubes Standard Line packaging features environmentally friendly soy ink printing on recycled cardboard - Labeled Size: 27.5 x 2.8-3.2 - Weight: 325 g - Valve Core: Removable - Shaft Type: Threaded - ISO Width (mm): 70 mm , 71 mm , 72 mm , 73 mm , 74 mm , 75 mm , 76 mm , 77 mm , 78 mm , 79 mm , 80 mm , 81 mm , 82 mm , 83 mm - Tube Compound: Butyl - ISO Diameter: 584 / 650b / 27.5" - Valve: Presta Short 32-40mm

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 48mm

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

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. These tubes fit older Schwinn bicycles with 24-inch wheels.

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. This tube features a 48mm-long valve stem ideal for deep section rims.

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

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

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 35mm

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. These tubes fit older Schwinn bicycles with 24-inch wheels. - For use in tires with an ISO diameter of 540mm

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

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 35mm

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. This tube features a 48mm-long valve stem ideal for deep-section rims.

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 32mm

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 48mm

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 40mm