I use an Ultimate Sports BRS-50R (
http://bicycleaccessories.guidestobu...a_close_button ) = Link to a similar unit. I searched on-line and found it and it was less expensive than the Park model. I hang my bike off it by the seat like the shops do, so you don't need to clamp it for every use, but when I need to, it's nice to have a real stand to support the bike so you can work on it. Pretty adjustable, so you can fit it in a small area.