FB458 Manual Flush Bolt - Metal Doors, Bright Polished Chrome

FB458 Top or bottom boltsWhen the active door is opened, the lever can be moved to the up' position, retracting the bolt and allowing the inactive leaf to be opened. When the inactive leaf is closed, the lever can be moved to the down' position, projecting the bolt into the strike and securely locking the inactive leafSimplified installation in metal frames. Round bolt head requires only a punched hole. Use of strike optional. Special design of guide and flat sided bolt tip to prevent bolt rotation.Non-handedBolt tip 1/2'' diameterBolt throw is 3/4'' with a 7/8'' vertical adjustmentBolt backset is 3/4''Standard rod length is 12'', which is measured from the center of the flush bolt body to the bolt tipCertificationsMeets ANSI A156.16 TL04261UL Listed, 3 hour fire doors 8'0'' x 10'0''. Fire rated openings require top and bottom bolt