I'd try this...
http://www.lowes.com/pd_195894-76354-37211296_0__
and a can of this...
http://www.lowes.com/pd_177979-90-19...int&facetInfo=
and this...
http://www.lowes.com/pd_177986-90-19...int&facetInfo=
You can padlock all your gear inside, I'd also bike chain it to a tree if it's a real well traveled area.