Roller bracket assembly for easy roller replacement, comprising a swivelable roller bracket, base, pin, housing, roller, limit block, and fasteners. The base's lower end is connected to the housing's upper end with fasteners, while the base is connected to the swivelable roller bracket with a pin. Rollers are mounted on the swivelable roller bracket. On the swivelable roller bracket, there are slots for the pin to rotate, with the roller mounted in these slots. A limit block is provided to control the swivel angle. A pivot pin is set on the base or housing for the swivelable roller bracket to rotate around. With the fasteners removed, the swivelable roller bracket can rotate a certain angle around the horizontally fixed pivot pin under the control of the limit block. Slot-type bracket is a type of roller bracket. Advanced production technology ensures product quality.