[header] How to hang a speed bag [title] Purchase a wall-mounted speed bag unit. [step] These units typically come with an inflatable speed bag, a bag mounting plate, and a number of sturdy poles you'll use to attach it to the wall. Try to find a unit that is adjustable so that you can raise or lower the bag mounting plate without tearing down the entire device. 
[substeps] Look for wall-mounted speed bag units at fitness supply and sporting goods stores. Personal speed bag units typically cost between $50 and $250, depending on the quality of the mounts.