2) QSC KS118 18" Active Subwoofers with Covers | IDJNOW
GP218-sw 18” Subwoofer – QSC
GP218-sw 18” Subwoofer – QSC
QSC Gp218-Sw-Bk Dual 18" Subwoofer; Same Acoustical Performance As The Wl218-Sw, Rectangular Enclosure With 16 X M10Suspension Points; Available In Black - Technostore
QSC KS118 - 3600W 18" Compact Powered Subwoofer
Buy QSC E118sw 18" Passive Subwoofer (Single) | Sam Ash Music