Premium 8.5-inch thickened inner tube designed exclusively for Xiaomi electric scooters. Features a precision-engineered 90-degree bent valve stem for effortless inflation and seamless wheel installation. Constructed with high-grade rubber compound for superior puncture resistance and extended durability. Reinforced sidewalls prevent pinch flats during high-speed rides or rough terrain. Seamless vulcanized joints ensure airtight performance under continuous pressure fluctuations. Ideal for urban commuters and delivery riders seeking reliable spare parts for daily use. Compatible with standard air pumps and Xiaomi scooter valve adapters. Sold in bulk quantities with wholesale pricing for distributors and repair shops. OEM-quality replacement part meeting original equipment specifications.