Double rivet beams that are 48-inch-wide to 72-inch-wide should use at least one center support while wider beams should use two. Includes nuts and bolts to attach the support into the pre-drilled holes on double rivet beams. Features a durable powder coat paint finish.
Lyon Rivet Rack Replacement Center Support – 18″ Deep – Dove Gray
$17.49
Center supports help minimize beam rotation when supporting heavy loads