Bells of Steel Bumper Plate Tree and Bar Holder 2.0Bells of Steel Bumper Plate Tree and Bar Holder 2. 0 Keep your gym clutter free with the Bumper Plate Tree & Bar storage system. Im going to let you in on a little secret, the best feeling in a gym is setting a new personal record, the second best is an efficiently organized space. The bolt on plate pegs have the capacity to hold up to 1,740lbs in full sized bumpers on all post levels and four Olympicbar holders make it the ultimate storage solution