has a Key In Lever Cylinder
Aiphone GT-D Audio-Only Individual Door Station
Strike: 1/2" diameter hole in the metal threshold or header is suitable
Latchbolt operated by lever either side except when outside lever is locked by turn-button inside
it protects with a minimum threshold strike opening
Adams Rite 1870-20-628 Cylinder Operated Flushbolt, Flat Face, 31/32" Backset, Aluminum Finish Jamb Type_Aluminum has a Key In LeverAdams Rite 1870 20 628 Cylinder Operated Flushbolt, Flat Face, 31 32" Backset, 628 Aluminum Finish 1870 20 628 Adams Rite Flushbolts The 1870 Cylinder Operated Flushbolt is designed for aluminum style doors. Cylinder Operated Flushbolt, Flat Face, 31 32" Backset, Aluminum The 1870 Cylinder Operated Flushbolt is designed for aluminum stile doors. Prevents accidental locking of the inactive leaf of paired doors. Cylinder Backset: 31 32" or 1 1 8" only