9" x 1-3/4" #Trailer Hydraulic Riveted #BrakeAssembly Each brake has two pieces of riveted brake shoes. | Brake shoes, Drum brake, Brake calipers
Amazon.com: M-Parts Electric Trailer Brakes Right Hand Side 10" x 2-1/4" Assembly for 3,500-lbs Capacity Axle, Trailer Brake Kit, Electric Trailer Brakes 1 x Right Side (77-10-2) : Automotive