Cst Inner Tube 20 X 2.20/2.35/2.50 Av 40Mm Car

CST is a brand offering high-quality bicycle tires. Their high standard of workmanship is evidenced by the fact that CST is one of the world's largest bicycle tire manufacturers. CST Butyl Bicycle Inner TubeInner Tube Size:20” x 2.20-2.50 (406 x 61)Wall Thickness:0.87 mmWeight:93 gValve:AV 40 mmAV / SV / CAR valve, 30 mm long, fits bikes with reinforced, flat rims.

The AV valve, also known as the Schrader valve, or car valve, is the most popular valve installed in inner tubes. These tubes can be inflated with a car pump or at gas stations using a compressor. (Valve diameter: 8 mm) ETRTO is the European Tyre and Rim Technical Organisation. The ETRTO size is the best size using We can check if the inner tube we're buying is the same size as the one we currently have on our bike. These are numbers written on the tire in the same format as the zip code, for example, 32-622. This means the tire is 32mm wide and fits a 622mm rim. Therefore, the inner tube we're looking for must have a diameter of 622mm and the appropriate width for our tire.