Not a problem at all. All it means is your legs might be heavier/more expensive than they need to be. Provided you remember the support capacity of your system is limited by the head and don't assume you can load it with the full weight your legs can take you'll be fine.
|Dirt Hose by poppyjk|
|European bee-eaters by drvanger|
from A Big Year - birds
|Fat Is Beautiful Guinea 2008 DP by MarioSS|
from - Fat is Beautiful - (Woman's Portrait n Black and White+ A Border)