
This part being universal, it may require adaptations
BIHR 3.50/4.10-4 Inner Tube TR87 Valve — A simple and effective replacement part for 4" wheels. Designed to fit small tires, this single BIHR inner tube follows standard dimensions for quick installation during repairs or maintenance in the workshop.
Ideal for scooters, mini-bikes, light quads, and other vehicles equipped with 4" rims, this inner tube installs and inflates like a standard tube thanks to its TR87 valve. Carry it in your toolbox or keep a spare on hand to save time in case of a flat tire on the road or in the paddock.
Practical points: check the condition of the rim and tire before installation, lightly lubricate the tire bead if necessary, and adhere to the manufacturer's recommended pressure. A simple and reliable part for quick troubleshooting without hassle.