2004 Outback Blue/white w/5.7 indmar 350, Direct Drive
Rockford fasgate cabins
Rockford fasgate 500w amp (cabin) and a kenwood HU (kmr700u)
Polk 10in sub (2)
Polk P330 amp (subs)
the edge does a bit for balance, but its stable, its nothing like putting them on the floor against the wall like i used to cause it scrapes the wall, these sit nice and stable. and its on the side edge where its not sharp like the fins.