Compatible with 5 Series, 6 Series, and Cheetah Series models: 50-R1000s, 50-B1300s, 50-R1320s, 50-R1300s, 50-M4000cs, 50-M4200cs, 50-M7200cc, 50-W4320cs, 50-B7000cc, 5018S, 5020S, 5035s, 5049s, 5050cs, 6075cc, 6020s, 6040cs, 6072cc, 6075cc, 6090cc, 7020s, 7025s, 7027cs, 7071cc, 7075cc, 7085cc, 7089cc. Made from high-quality materials for durable, efficient, and reliable performance. For optimal shaving results, it is recommended to replace the shaving head every 18 months. Over time, cutting performance may decline after extended use. Features advanced processing technology for improved fit and finish. Replacing the head helps restore the shaver’s performance and maintain a close, comfortable shave. Regular replacement keeps the shaver in peak condition for long-term use. Color as shown. Material: ABS + metal. Package Includes: 2 x Blade 1 x Cleaning Brush Only the items listed above are included; other accessories are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3 cm.