High quality 100% butyl inner tube with Schrader valves. Choose to buy in bulk and save £££s!
This size is most often used on BMX and childrens 20" bikes Auto valve type (AKA Car Valve Schrader Valve or American Valve). Standard length valve suitable for almost all MTB rims up to a maximum 25mm. Reinforced dual thickness tube/valve interface to prevent punctures. Standard weight butyl rubber construction. Weight: 150g.
These inner tubes are compatible with the following ETRTO tire sizes: 20" x 1.75" = ETRTO 44-406 20" x 1.8" = ETRTO 47-406 20" x 1.95" = ETRTO 50-406 20" x 2.0" = ETRTO 52-406 20" x 2.1" = ETRTO 54-406 20" x 2.2" = ETRTO 56-406 20" x 2.3" = ETRTO 59-406
PLEASE NOTE: To avoid punctures to new inner tubes please follow these rules 1. Check the tyre for the object that originally punctured the tube before replacing. 2 .Make sure the rim tape covers the valve hole in the rim otherwise
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