2.50/2.75-10 Dirt Bike Replacement Inner Tubes: Fits most 49/50/70 cc motorbikes with 10″ tires that are between 2.5” to 2.75” wide, like Honda Crf50 /Xr50, Razor MX650 / MX500 (Back Tire), Suzuki DRZ70 / JR50, Yamaha PW50, Motovox MVX70 , KTM 50 – guaranteed to fit! ADDS COMFORT TO YOUR RIDE: With thick butyl rubber that absorbs shocks, …