Ives Ives Top and Bottom Pair Automatic UL Listed Flush Bolt for Wood Door 1" W x 8 1/2" L x 2" D Body

Top and Bottom Pair Automatic UL Listed Flush Bolt for Wood Door 1" W x 8 1/2" L x 2" D Body These top and bottom pair automatic ul listed flush bolt for wood door 1" w x 8 1/2" l x 2" d body are fully automatic, where the inactive door is latched, the bolts are extended when active door closes, then the door is unlatched and bolts retract when active door is opened. The flush bolt is non handed. Features: Fully Automatic Low Actuation Forces-Top Bolt Has No Spring Tension UL Listed for Fire Doors Models...