Compatible with: This 8.5x2 inch scooter solid tire is designed for Gotrax GXL V2 / XR / APEX, Xiaomi Mi M365 / M365 Pro / Pro 2 / 1S / 3 / 3 Lite / Essential, Cecotec Bongo A-Series, Hiboy S2 electric scooters. [Compatible with]: This 50/75-6.1 scooter tire solid is compatible with Gotrax GXL V2 / XR / APEX, Xiaomi Mi M365 / M365 Pro / Pro 2 / 1S / 3 / 3 Lite / Essential, Cecotec Bongo A-Series, Hiboy S2 electric scooters. [Strong solid tires] :] With no inner tube or inflation required, 50/75-6.1 scooter tires are maintenance-free, eliminating the fear of blowouts. [Durable materials] : This gotrax tire replacement are made of high-quality natural rubber, which is twice as tough as regular tires. Its honeycomb textured outer layer provides excellent grip and shock resistance. Heat resistant, scratch resistant, durable, ensure stable and comfortable riding. [EXCELLENT ANTI-SHOCK PERFORMANCE] - The scooter tires are made of special honeycomb design, which provides excellent shock absorption, anti-explosion and anti-pressure function. It works well in rain and snow while giving you maximum safety. [Mounting Methods] Before mounting, please soften the tires by boiling them in boiling water for 15 minutes. We recommend you to watch the relevant installation video on youtube first, the correct installation can help our scooter tires get better performance and ensure your safety during use.