Heavy-duty constructionCan support max speakers weight: 10lbsBlack powder coat finishIs made of a durable injection molded, fiber resin reinforced polymer.Is designed to fit the widest possible selection of brands of speakers (that weight less than 10lbs each) including: Bose® Denon® Infinity® JVC® Kenwood® Klipsch® Onkyo® Pioneer® Panasonic® Sony® Yamaha®. And most other brands of satellite and surround sound speakers.Includes all the hardware and screwsBig discount for wholesalers