High-quality replacement brake pads compatible with KUGOO M4 / M4 Pro and Ninebot F20, F25, F30, F40 scooters. Not original parts, but engineered to match OEM fit and performance. Key benefits Reliable stopping power: high friction material provides consistent, stable braking in both dry and wet conditions. Durable under load: metal or metal-resin construction offers excellent heat resistance and wear resistance for longer service life. Safe and comfortable ride: steady deceleration reduces vibration and improves control on varied surfaces. Direct fit replacement: designed to be fully compatible with the listed scooter models for an easy swap when pads are worn. What makes these pads stand out Material: premium metal or metal-resin formulation balances bite, thermal stability, and longevity. Performance consistency: maintains braking force during repeated stops and on longer descents where heat build-up is a concern. All-condition suitability: performs well on paved streets and rougher terrain (dirt, water, gravel). Compatibility and fit Compatible with: KUGOO M4, KUGOO M4 Pro, Ninebot F20, Ninebot F25, Ninebot F30, Ninebot F40. Important: these are replacement pads, not original manufacturer parts. Please compare the shape and dimensions of these pads with your original brake disc/pads before purchasing to ensure correct fit. Common use scenarios Daily commute in mixed weather: dependable braking in rain or light moisture for city riding. Weekend gravel or park trails: improved durability and bite when encountering dirt, small rocks, or uneven surfaces. Long downhill runs: better heat resistance and wear characteristics to maintain braking performance on extended descents. What to check before buying Verify vehicle model matches one of the listed scooters. Compare pad shape and size to your current brake pads or disc assembly to confirm fitment. These pads offer a practical, high-quality replacement option for riders who need reliable braking performance without using OEM parts.