This is a set of two caster handles (grips) for IV drip stands. Made by Paramount Bed. These are caster handles for IV drip stands. The number of items for sale is a set of two. The height can be adjusted by pressing the button. As you can see in the third photo, they are attached near the middle. The IV drip stand itself is not included. The screws will be removed from the main body for shipping, so please reattach them when using.