*90/90-21 (MH90- 80/90- 2.50- 2.75- 3.00) Tube TR4 Valve Michelin (MT2190TR4)

This durable inner tube is engineered for 21-inch front wheels, providing a consistent seal and reliable performance for off-road or classic applications. It is built to withstand the stresses of varied terrain while maintaining constant internal pressure.

• Features a reinforced valve base to prevent tearing during low-pressure operation.
• Crafted from high-grade synthetic rubber for superior flexibility and heat resistance.
• Threaded TR4 valve stem includes a lock nut and cap for secure positioning.
• Engineered to accommodate a wide range of narrow-profile tyre sizes.