4 ft x 1 1/2 in x 1 1/4 in Armstrong SimpleSoffit Drywall Framing System L Soffit Up Turn Main Beam - SSLU2424
6 ft x 1 1/2 in x 1 1/4 in Armstrong SimpleSoffit Drywall Framing System L Soffit Up Turn Main Beam - SSLU3636
6 ft x 1 1/2 in x 1 1/4 in Armstrong SimpleSoffit Drywall Framing System L Soffit Up Turn Main Beam - SSLU4824