Rear Base Stabilizer Rack Type:Manticore (3" x 3"; 1" Holes) and more focus on your

and more focus on your working muscles to maximize the stimulation of your biceps and triceps

Built from solid steel with a barbell-counterweight design

and is safer with its rounded rubber ends

and multiple individual accessories

shoulder raises

Rear Base Stabilizer Rack Type:Manticore (3" x 3"; 1" Holes) and more focus on yourThe Rear Base Stabilizer adds serious stability to your power rack. It also makes a fine seat to ponder the deepest questions in life like, "Is sumo really cheating?" The Hydra version fits the Hydra power rack line up and select non B. o. S. 49 inch wide racks with true 3" x 3" uprights & 1" holes with two of those uprights holes spaced 6" apart. The Manticore version fits the Manticore power rack line up and select non B. o. S. 49 inch wide racks