Multi Axis Aircraft Parts CNC Aluminum Alloy Beautiful And Simple Quick Release Propeller Seat Fine WorkmanshipFeatures:1. Beautiful and simple, the most important thing is that you can quickly install and remove, save time.2. This quick release propeller seat is made of good material, which is durable.3. The quick release propeller seat with fine workmanship, it is high-end atmosphere. Description:With lightweight and portable size, it is easy and convenient to carry and use. Specifications:Color: red, black(optional)Rotation direction: forward red / reverse blackMaterial: space aluminumHeight: 11.35mmScrew hole distance: 12mmScrew specification: M3 Package Included:Quick Release Propeller Seat * 1Screw * 4Notes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.