Cst Inner Tube 700X35/38/40/42/43 Av Car 40Mm

CST is a brand offering high-quality bicycle tires. The high standard of workmanship is evidenced by the fact that CST is one of the world's largest bicycle tire manufacturers.

Butyl bicycle inner tube by CSTInner tube size:700 x 35-43C (622 x 37-45)AV / SV / CAR valve, 40mm long, fits bicycles with medium-height 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 to check if the inner tube you're buying is the same size as the one you currently have on your bike. These are numbers written on the tire in the same format as your postal code, for example, 32-622. This means that the tire is 32mm wide and fits a 622mm rim. Therefore, the inner tube you're looking for must have a diameter of 622mm and the appropriate width for your tire.