Special roller design: our product is designed with a roller part to help gym enthusiasts modify the barbell position that......

FIT 5.08CM X 5.08 CM (2INCH X 2INCH) POWER RACKS: Yes4All Spotter Arms are compatible with 2-inch x 2-inch power......

3-INCH X 3-INCH POWER RACKS COMPATIBLE (BUT NOT ALL - PLEASE CHECK THE DIMENSIONS OF YOUR RACK BEFORE PURCHASING) Yes4All......