[Compatibility] Behind the seat speaker brackets fit for C10 1973-1987. [Design] Our behind the seat speaker brackets fit perfectly into the corner of your cab. Fits 6x9 speakers. Excellent performance and durability. Easy to install, direct installation with double-sided tape or bolts, no need to cut or modify your cab or doors! [Material] Made of 16 gauge steel and comes with a matte black powder coating. Built to strict quality control standards. an easy way to add a lot of sound to your cab. It allows the sound to along the sides of the seat, rather than being muffled by the seat. [Installation] Do not cut your c10 to mount speakers. You can install it directly with bolts or double-sided adhesive. Seat Speaker Brackets Compatible with C10 1973-1987 Color: Black Material: Steel Package Contents: 1 Pair of Speaker Brackets Behind the Seat Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in