Full order ships on 8/19 RX3 uprights are 3″ x 3″ with offset laser-cut 1″ holes spaced 2″ apart Specs: – material: 3″ x 3″ 11-gauge steel – height: 93″ – hole size: 1″ – hole spacing: 2″ – offset: yes – features: laser-cut height markings for each hole