Tinksky Professional WLtoys V911 V911-1 V911-2 RC Helicopter Spare Parts Accessories Kit Set Main Motor Gear Tail Blade Tail Pipe Tail Motor Seat Material: durable hard plastic and metal. Fully compatible with WLtoys V911 V911-1 V911-2 RC helicopter. Includes one main motor, 2pcs tail motors, 2pcs gears, 2pcs tail blades, 2pcs tail pipes and 2pcs tail motor seat. They are ideal for replacing your old or broken ones. They are ideal for replacing your old or broken ones.