yeah e13 rings are great, i've got a fsa polycarb bash on my rush, and its been really solid and its a bit cheaper than the e13, so if you wanna save a little cash thats an option but the e13 ones are better.
yeah i love that i can just ride in pants, also since it takes off like 3/4 of an inch of chainring raidius i clear more stuff, and i can wail on it thats nice to
oh and if your really looking for a budget bash bbg is an option, but my friend bent his on a log like 3 weeks after getting it, so if you only kinda need a bash might be an option, but if you really want somthin you can slam i'd stear away