Enhance your off-road riding experience with these high-quality 2.50/2.75-10in Inner Tubes, expertly designed to deliver superior shock absorption and puncture resistance. Constructed from thick, shock-absorbing butyl rubber combined with durable metal components, these inner tubes provide excellent elasticity and self-sealing properties to prevent explosive punctures and ensure a safer, smoother ride on rough and bumpy terrains. Key Features: · Superior Shock Absorption: Thick butyl rubber inner tubes effectively absorb shocks and vibrations, providing enhanced ride comfort and stability even on uneven surfaces. · Explosion-Proof Design: Made from high-elasticity butyl rubber, these tubes resist deformation and punctures, featuring self-sealing capability to minimize air loss and maintain tire pressure. · Universal Fit for Off-Road Vehicles: Compatible with 10-inch rims and tire widths ranging from 2.5 to 2.75 inches, these heavy-duty inner tubes are ideal for motorcycles with engine displacements of 49cc, 50cc, and 70cc. · Straight Metal Stem: Equipped with reliable straight metal stems for easy installation and secure valve performance. · Direct Replacement Compatible: Perfectly fits as a factory tire replacement for a variety of popular dirt bike models including CRF50, XR50, Suzuki DRZ70, JR50, PW50, TTR50, Coolster QG-210, QG-213A, Razor MX650, X500, and Baja Dirt Runner 49. Specifications: · Item Type: 2.50/2.75-10in Inner Tube · Material: Butyl Rubber + Metal · Quantity: 2pcs · Stem Type: Straight Metal Stem · Rim Diameter: Fits 10in Rims · Tire Width Range: 2.5in to 2.75in · Suitable Engine Displacement: 49cc, 50cc, 70cc Package Includes: · 2 x 2.50/2.75-10in Inner Tubes These durable inner tubes offer a reliable and direct replacement solution to keep your off-road motorcycle tires in optimal condition. Designed for maximum durability, shock absorption, and puncture resistance, they ensure you maintain peak tire performance and safety during your adventurous rides.