10"

Putting together an old skool system for my summer toy. Currently have 2 OG rf amps, looking for a punch power 501bd and hx2 10" { d2 or d4 doesn't matter to complete it}. I would be interested in a few different amps though. 551s,500a2,p600.1bd, if its fairly old school 2 channel or mono and...

I was looking to buy a Z v.5 10, but I am still keeping my options open. Just for fun, which subs compare to this Sundown Z v.5 10, in the same price range? (it has to be a 10".) Why is it good/better and is it available in Europe (biggest issue, a Z v.5 is over 900$ in EU due to import duties...