Props are back in style! This is the standard length prop rod with an additional removable section. The section can be add to gain extra length when need. When not needed, you can store it away and use the standard prop by itself. It is made from carbon fiber tubes, thick rubber feet that fit inside the tube and will last many times longer that the commonly use crutch tips. The spring button is made from solid stainless steel for year of positive engagement. The collapse length is 17.25 inches and length with the extension added is 40.5 inches and weighs only 11.2 ounces. Most usefully used in pairs. Metal Medic's Prop rods also come in a standard , short and stubby lengths.