Roller support assembly for easy roller replacement, including swivel roller support, bracket, pin shaft, housing, roller, limit block, and fasteners. The bottom of the bracket is connected to the top of the housing with fasteners, while the bracket is connected to the swivel roller support with a pin shaft, with rollers mounted on the swivel roller support. On the swivel roller support, there are slots for rotating around the pin shaft, and the roller is installed in the slots. A limit block for controlling the swivel angle is also mounted on the swivel roller support. A pin shaft is provided for the swivel roller support to rotate around it on the bracket or housing, allowing the swivel roller support to rotate a certain angle around the horizontal fixed pin shaft when the fasteners are removed. Slot-type bracket is a type of roller support. Advanced production technology ensures product quality.