Samson Double Barbell HolderTo keep track of when your item is ready to ship, please check the online order tracker. The BLK BOX Samson Double Barbell Holder is a convenient, easy to mount accessory that allows you to store two BLK BOX Barbells directly on the exterior of our Samson Rig or Racks. Once installed, almost any standard Olympic barbell can be placed sleeve first into the 7 tall steel tubes, creating a secure storage solution that wont damage the bars knurling.