DescriptionCompatibility: Designed for the RoboMaster educational robot. CNC high quality: All aluminum alloy CNC carved, anodized, micro-carving and other processes, the thickest degree of up to 12mm. Perfect fit: It does not affect the sensing module and passability of S1, and has excellent anti-collision performance and light weight performance.Features- Color: As shown. - Material: Aluminum alloy - Size: 15x6.2x6.7cm - Compatibility: Designed for the RoboMaster educational robot. - CNC high quality: All aluminum alloy CNC carved, anodized, micro-carving and other processes, the thickest degree of up to 12mm. - Perfect fit: It does not affect the sensing module and passability of S1, and has excellent anti-collision performance and light weight performance. - Perfect design: Widened and heightened design, surrounded by anti-collision, increased armor texture and beauty, make your look even cooler. - Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. sincerely hope that you can understand! Thank you!