Wide Compatibility for Mini Dirt Bikes - Perfectly fit 49cc/50cc/70cc 2-stroke & 4-stroke pit bikes, compatible with Honda CRF50 XR50, Yamaha PW50 TTR50, Suzuki JR50 DRZ70, Kawasaki KDX50, Razor MX500 MX650 SX500, Syx Moto Holeshot, SSR SX50 and more models with 2.50/2.75-10 tires.
2-Pack Cost-Effective Set - Come with 2 heavy-duty inner tubes with 90° bent valve stem, ideal for front/rear tire replacement of one bike or backup for two bikes, saving your extra purchase cost.
Heavy-Duty Puncture-Resistant Design - Enhanced thickened structure resists rocks, thorns and debris on off-road trails, providing stable shock absorption and smooth riding experience on bumpy roads.
Premium Butyl Rubber Material - Made of high-quality isobutylene isoprene rubber (non-recap), featuring enhanced air tightness and aging resistance, reducing frequent inflation troubles during long-term use.
Easy Installation & Bonus Accessories - 90° bent valve stem fits most rim holes perfectly; each pack includes valve core wrench, brass valve cores and valve caps for quick installation and daily maintenance.