Roller bracket assembly for easy replacement of roller brackets, including swivel roller brackets, mounts, pivot shafts, bodies, rollers, limit blocks, and fasteners. The lower end of the mount is connected to the upper end of the body with fasteners, while the mount is connected to the swivel roller bracket with pivot shafts. Rollers are mounted on the swivel roller bracket. On the swivel roller bracket, there are grooves for rotating around the pivot shafts, with the rollers installed in these grooves. Limit blocks are set up on the swivel roller bracket to control the swivel angle. Pivot shafts are provided on the mount or body for the swivel roller bracket to rotate around, allowing the swivel roller bracket to rotate a certain angle around the horizontally fixed pivot shaft when the fasteners are removed. Slot-type brackets are a type of roller bracket. Advanced production technology ensures product quality.