JBL STX828S PA Subwoofer Speaker (4000 Watts, 2x18") | zZounds
JBL Professional SR 4719A Subwoofer/Bass System Black/Grey | Reverb
JBL MRX-528S Dual 18In/1000W @ 4 Ohms Subwoofer | PSSL ProSound and Stage Lighting
JBL STX828S PA Subwoofer Speaker (4000 Watts, 2x18") | zZounds
JBL SR4719X Passive 1200W Dual Subwoofer Speaker Cabinet 2x18" Sub SR #31501 | Reverb
JBL SR4719X Passive 1200W Dual Subwoofer Speaker 2x18" Sub SR-X Series – SALES BARON
JBL SRX828SP 2x18" Powered Subwoofer | Reverb
JBL ASB6128 2x18 professional Subwoofer sub pair in excellent condition (church owned) | Reverb
JBL ASB6128V 2x18 High-Power V-Configuration Passive Subwoofer - 691991011771
JBL STX828S PA Subwoofer Speaker (4000 Watts, 2x18") | zZounds
JBL ASB7128 2x18" Passive Subwoofer, 4000W | Full Compass Systems
JBL SRX828S | MUSIC STORE professional
JBL 4719A SERIES II-2x18" SUBWOOFERS & CART-DURATEX COATED LIKE 4719X-25Hz+ PR#2 | eBay
JBL SRX728S Subwoofer | zZounds
JBL SRX828SP 2x18" Powered Subwoofer | Reverb
SRX828SP | JBL Professional Loudspeakers
JBL SR4719X Passive 1200W Dual Subwoofer Speaker 2x18" Sub SR-X Series – SALES BARON
JBL CINEMA 4642A - 2X18 SUBWOOFER SYSTEM
