The Aluminum/Carbon Fiber Landing Gear is designed to improve stability, durability and performance on the Blade mCP X helicopter. It's directly replaced the stock plastic landing gear. The Aluminum/Carbon Fiber Landing Gear is machined from aircraft Aluminum, Carbon Fiber and Delrin to prevent unwanted vibration and damages in the main landing gear system on MCPX helicopter. And yet, the Aluminum/Carbon Fiber Landing Gear is equipped with an Adjustable Battery Mount to allow the pilot to securely adjust battery position to achieve the correct center of gravity for the best overall flight performance without cutting or modifying battery tabs. The Aluminum/Carbon Fiber Landing Gear design will bring the best performance and stylish look to your Blade mCP X helicopter.