MMG 80/100-21 Dirt Bike Inner Tube, TR4 Straight Valve Stem for 21" Rims - Multi-Fit

Code: MGTI_80_100-21_TR4

Multi-Size Fitment: Fits tube type tires 80/100-21, 80/90-21, 90/80-21, 90/90-21, 100/80-21, and 3.00-21.
21" Rim Diameter: Designed for wheels with a 21-inch rim diameter.
TR4 Valve Stem: Centered, straight stem with round shape for rims with a round valve base.
Thick Rubber Blend: Durable material construction for reliable air retention and performance.
Heavy-Duty Stem: Built with a heavy duty, durable valve stem for long service life.
Seamless Construction: One-piece build engineered for consistent, unbeatable value and performance.

Inner tube 80/100-21 Valve Stem Type: **TR4**