Install Bar Catches and Supports Rotate the bar catch assembly 90 degrees, then insert into training upright and rotate back. Item Description Qty. 1 Bar Catch Assembly 2 2 Training Upright 2 Rotate the bar support assembly 90 degrees, then insert into training upright and rotate back. Item Description Qty. 1 Bar Support Assembly 2 2 Training Upright 2 Parent topic: Assembly