18 inch subwoofer pro audio speaker powered sound subwoofer, View 18 inch subwoofer, CVR Q-118B Product Details from Guangzhou CVR Pro-Audio Co., Ltd. on Alibaba.com
Precision Devices PD.1852/2 8 Ohm – Thomann United States
RCF L18P400 – Thomann United States
the box PA 18 ECO MKII – Thomann Elláda
RCF SUB8004-AS 18" Professional Subwoofer W/ RCF ART945-A Active Speaker Class-D
Eighteensound 12LW1400 – Thomann België
the box pro DSP 18 Sub – Thomann UK
RCF LF18X401 – Thomann België
Amazon.com: Sound Town 15" Raw Woofer Speaker, 250 Watts Pro Audio PA DJ Replacement Low Frequency Driver (MLF-15) : Musical Instruments
the box pro DSP 18 Sub – Thomann United States
Celestion Midnight 60 16 Ohm – Thomann Italia
LD Systems ICOA SUB 18 A Powered Bass Reflex PA Subwoofer - 18 Inch– Hollywood DJ