Slightly Off-Topic: Economic and Collapsible Target Stands. Only requires one 2x2 and one 2x4 stud per stand and holds standard 18" silhouette targets. Much cheaper than buying off the shelf stands. :
Legion Cross Target Stand – Legion Targets
IDPA Cardboard Target Stand | 18" Cardboard / Paper Target Stand
Full Size IPSC 18" X 30" Steel Shooting Target Plate - Alco Target Company®
Shoot Steel 18" Cardboard target stand (USPSA… CTS18 Other - Arnzen Arms
IDPA/IPSC STANDS NEVCO TARGETS FOLDING TARGET STAND - Brownells Benelux
Shooting Target Stand Base Adjustable Plastic Target Stands USPSA/IPSC – IDPA – I.E.T. INDUSTRIAL ANTONIO PRIETO – SINCELEJO, SUCRE