This replacement air filled wheelchair inner tube is designed to fit all 24 x 1 3/8 inch (37-540) rims and is great for everyday use. The thicker tube wall (3.6 mm) is significantly thicker than a standard air tube. That difference helps prevent thorns or sharp debris from puncturing and causing a flat tires.
Schrader (straight) style valve.
|Fits:||24 x 1 3/8 ( 37-540 )|
|Tube Thickness||3.6mm thick tube wall.|