Mountain Bike Boise Foothills

what are some good mountain biking places near boise?
a lift service would be nice, but tamarack resort closed and brundage is 4 hours away. so besides the ridge to rivers system (foothills), what are some good places at most 2.5 hours away?
http://www.trails.com/stateactivity.aspx?area=10087 try this site.
Mountain Biking Boise Foothills Sidewinder

