ylindrical Lock 2-1 ?8" bore, 2-3 ?4" backsetMortise Lock UL Listed locksDead Bolt 2-1 ?8" bore, 2-3 ?4" backset (minimum 5" above latch cutout)Fire Exit Device Surface mounted vertical rod Rim-type surface mounted exit device Mortise type exit deviceClosing Device2 Surface mountedConcealed Viewer Listed viewersFlush Bolt Surface mounted manual Mortise manualAutomatic Auto Door Bottom Surface mountedMortised Kick Plate Top maximum 16" from door bottom?ASICO Door offers wood fire-rated doors