Quartet 7501 Flexible metal hangers for panels 1-1/2-2-1/2 thick, 2 hangers/set Flexible Metal Cubicle Panel Hangers. Hang planning or message boards from cubicle wall panels 1-1/2" to 2-1/2" thick. Two hangers per set. Hang planning or message boards from cubicle wall panels 1-1/2" to 2-1/2" thick. Two hangers per set.