12 ft x 15/16 in Armstrong Prelude XL Exposed Tee ID Main Beam - 7300
12 ft x 15/16 in Armstrong Prelude XL Exposed Tee ID Main Beam - 7300BL
12 ft x 15/16 in Armstrong Prelude XL Exposed Tee HD Main Beam - 7301
12 ft x 15/16 in Armstrong Prelude XL Exposed Tee HD Main Beam - 7301WA
12 ft x 15/16 in Armstrong Prelude XL Fire Guard Exposed Tee ID Main Beam - 8300
12 ft x 15/16 in Armstrong Prelude XL Exposed Tee HD Slotted Main Beam - 7301TS
12 ft x 15/16 in Armstrong Prelude XL Exposed Tee HD Main Beam - 7301BL
12 ft x 1 11/16 in Armstrong Prelude XL 15/16 in Exposed Tee Main Beam / Blizzard White - 7300ZW
12 ft x 1 11/16 in Armstrong Prelude XL 15/16 in Exposed Tee Main Beam / Bronze - 7301BZ
12 ft x 1 11/16 in Armstrong Prelude XL 15/16 in Exposed Tee Main Beam / Charcoal Black - 7301ZB
12 ft x 1 11/16 in Armstrong Prelude XL 15/16 in Exposed Tee Main Beam / Silver Grey - 7301SG
12 ft x 1 11/16 in Armstrong Prelude XL 15/16 in Exposed Tee Slotted for Torsion Spring Main Beam / Black - 7301TSBL
12 ft x 15/16 in Armstrong Prelude XL Exposed Tee HD Main Beam - 7301MY
12 ft x 15/16 in Armstrong Prelude XL Exposed Tee HD Main Beam - 7301ZW
12 ft x 2 7/16 in Armstrong Prelude XL Max 15/16 in Main Beam / White - 730145