I found these sub's for $150 for 2 12's
here are the spec's
FS = 30
QTS = .526
QES = .614
QMS = 7.698
VAS = 56L
XMAX = 16MM
EFFICIENCY = 89.58 DB
SD = .0491M
RE = 3.2 OHMS
NORMINAL IMP = DUAL 4 OHMS
POWER HANDLING = 500 RMS
MOUNTING DEPTH = 160 MM
MOUNTING HOLE DIAMETER = 296MM
more
COMMON FEATURES:
COMPETITION LEVEL SUBWOOFER
ALUMINUM DIECAST BASKET
ALUMINUM CONE
DUAL VOICE COIL
4 OHM PER VOICE COIL
BUMPED AND VENTED CHROME T-YOKE
HIGH TEMPERATURE 4 LAYER VOICE COIL
DOUBLE DAMPER SYSTEM
HEAVY DUTY INDUSTRIAL MAGNET STRUCTURE
PUSH BUTTON TERMINALS
here are the spec's
FS = 30
QTS = .526
QES = .614
QMS = 7.698
VAS = 56L
XMAX = 16MM
EFFICIENCY = 89.58 DB
SD = .0491M
RE = 3.2 OHMS
NORMINAL IMP = DUAL 4 OHMS
POWER HANDLING = 500 RMS
MOUNTING DEPTH = 160 MM
MOUNTING HOLE DIAMETER = 296MM
more
COMMON FEATURES:
COMPETITION LEVEL SUBWOOFER
ALUMINUM DIECAST BASKET
ALUMINUM CONE
DUAL VOICE COIL
4 OHM PER VOICE COIL
BUMPED AND VENTED CHROME T-YOKE
HIGH TEMPERATURE 4 LAYER VOICE COIL
DOUBLE DAMPER SYSTEM
HEAVY DUTY INDUSTRIAL MAGNET STRUCTURE
PUSH BUTTON TERMINALS