HIFROM TM 12 inch Innertube 3.00-12 12" Inch Inner Tube for 90cc 110cc 125cc Pit Dirt Bike 1. Size 3.00-12 2. Will also fit other size 12" wheels 3. Fits 90cc, 110cc & 125cc 4-stroke bikes. 4. Fashion design;easy install and High class quality and very durable 5. Please check pictures and specifications for compatibility