SSE Quick Disconnect Quick Mount Release Snap On/off Prop Guards for DJI Phantom 3 Professional, Advanced, Standard + Phantom 2 and Phantom 1 Quadcopters Fits all DJI Phantom Quadcopters Mounting and unmounting takes only seconds. Fits up to 10 inch Props. With these prop guard, you will never break your props and crash your Phantom by accidently bump into trees, walls, or any other obstacles. Strong and light weight, easy to install