Product Description7100 Electric Strikes with a 1-1/4"" x 4-7/8"" faceplate are designed for Adams Rite deadlatches or cylindrical locksets with ½ to 5/8 latchbolt projection. For use in aluminum jambs and stiles.Function: Remote electrical control of any door equipped with an Adams Rite Series 4500/4700/4900 (or similar) deadlatch or ""key-inknob"" sets. Electrical actuation unlocks strike jaw, releasing latchbolt so door can be opened without operating latch itself. Extremely compact mechanism fits into aluminum jamb (or opposing door) sections as shallow as 1-5/8"". Fits prep for 7500/7800/7000 Series.