Assembly required Yes Batteries required No MATERIAL: Metal gear servo is made of premium plastic, steel and aluminum alloy material. Specification: Item Type: Metal Gear Servo Material: Shell: Plastic, Gear: Steel, Servo Arm: Aluminum Alloy Color: Black Number of Teeth: 28T Product Size: Approx., 30x11., 3x24mm / 1., 2x0., 4x0., 9in (without Cable) Applicable: for WLtoys 284131 1/28 Car Package List: 1 x Metal Gear Servo 1 x Servo Arm 3 x Steering Seat Set Parts 2 x Screws 1 x Ball Head Note: All data are measured manually, and there are certain errors in the measurement results. GOOD PERFORMANCE: Metal servo has stable performance, quick response, strong anti interference ability, low noise and fast heat dissipation. Thời gian làm việc dài để hoàn toàn hoàn thành một trò chơi đua xe.2.4 GHz Hệ Thống Đài Phát Thanh có cục Chống nhiễu khả năng cho phép đua đồng thời cùng theo dõi. Nhanh, Giá Cả Phải Chăng vui vẻ, Hưng Phấn trong nước, Bùn #wltoys #284131 #ty #le #1 #phan #28 #xe #o #to #dieu #khien #tu #xe #mo #hinh #do #choi #o #to #drift #rc #model #car #khung #suon #xe #kim #loai #toc #do #30kmh #28413 shamjina 1/28 Scale RC Car Metal Upgrade Kits Rear Hub Carrier for... Metal Wheel Rim Hard Drift Tire Tyre For Wltoys 284131 K969 K989 P929... Steering Servo RiToEasysports Steel Digital Servo With 28T Gear, High... High Torque Servo EASY TO USE: servo is easy to operate and easy to use, just follow the operating instructions and you can simply replace it. MATERIAL]: Made of premium plastic, steel and aluminum alloy, this metal hardware servo is exceptionally strong and durable