\nThis main shaft is designed for V930 V966 V911S RC helicopter, featuring high??quality and durable performance, which is the best choice for you to enjoy more flying joys. Feature: Replacement part designed for the WLtoys V930 V966 V911S RC helicopter. Lightweight and easy to install. High quality and durability in use. Specifications: Item type: Main Shaft Material: Metal Suitable for: WLtoys V930 V966 V977 V988 V911S RC Helicopter Item length: 54mm Item weight: About 1g Package information: Package size: 5 * 3 * 1.5cm / 2 * 1.2 * 0.6in Package weight: 2g There might be some deviation due to manual measurement. Package list: 1 * Main Shaft set \n \n?˜ \n \n?˜