12 ft x 1 1/2 in Armstrong ShortSpan Drywall Framing System Tee - S7712G90
12 ft x 1 1/4 in x 1 1/4 in Armstrong Locking Angle Molding - LAM12
12 ft x 1 1/2 in Armstrong Drywall Grid System HD Main Beam - HD8906
12 ft x 1 1/4 in x 1 1/4 in Armstrong Drywall Grid System Knurled Angle Molding - KAM12
12 ft x 1 11/16 in Armstrong FrameAll Drywall Grid 1 1/2 in HD Main Beam - HD8906G90
12 ft x 2 in Armstrong Drywall ShortSpan StrongBack Support Hanger - SB12