"Safety is our priority we have designed an essential piece of equipment for your mobility scooter. The ILS mobility scooter safety flag comes with all the components you need to install and travel safely to your destination. Compatible with most scooters equipped with a square bracket receiver. Easy to attach and remove off your scooter’s seat bracket Includes the bracket, Metal pole receiver, pins, screw knob, and a red flag pole. Can be tightened with side screw knob"