Feature●COMPATIBILITY These inner tubes are compatible with factory tire replacement for CRF50 XR50, replacement for Suzuki DRZ70 JR 50, replacement for PW50 TTR50, replacement for Coolster QG-210 QG-213A, etc.●【2.50/2.75-10 inch inner tubes】 The heavy-duty inner tubes are suitable for off-road vehicles with 10 inch rims and tire widths from 2.5 to 2.75 inches. These universal inner tubes are ideal for motorcycles with 49cc 50cc and 70cc engine displacements.●【Strong Shock Absorption】Thick butyl shock absorbing inner tubes provide superior driving performance and higher shock absorption, ensuring safe driving no matter where you are on bumpy and bumpy roads.●【Explosion-proof Inner Tubes】These inner tubes are made of thick and shock absorbing butyl rubber, which is elastic, not easily deformed, and has self-sealing properties to prevent explosive punctures.●【Easy Installation】 The 2pcs dirt bike inner tubes can directly replace the front and rear inner tyres of your motorcycle, change the tires in time to avoid any puncture problems that may occur.Description