Thanks to their constant contact with the ground it's inevitable your task chair's casters will get dirty and gummed up with bits of hair, office debris and other junk. Rather than shell out for a new caster set, clean them up.
At the electronics and technology blog Unplggd they didn't want to replace their filthy, but otherwise serviceable, task chair caster wheels. After assembling a toolkit including rubbing alcohol, a butter knife, cotton balls and rags, a stiff brush and a plastic garbage bag to act as a drop cloth, they were able to easily clean out all the accumulated crud from their casters and restore their former Ice-Capades-esque gliding power.
Check out the full guide at the link below for a step-by-step walk through to get your casters clean. While you're at it, make sure to check out how to clean your keyboard with an old mascara brush and a hair dryer, as well as why you should take the time to clean your keyboard and peripherals. Have an office-maintenance tip of your own to share? Let's hear about it in the comments.