The Door Hardware Kit is the perfect way to complete your access control starter or expansion kit installation. This kit includes the essential door hardware accessories in one box including: T.Rex request-to-exit detector, door contact, electric door strike and 3 polished stainless steel door latch faceplates for aluminum and wood door frames.Kit IncludesT.REX-LT request-to-exit-detectorDoor contact 3.175 cm (1.25 in)Electric door strike (12 VAC/DC, 200 mA)(3) Stainless steel faceplates: 3.175 cm (1.25 in) W x (4.875 in) H square corner, 3.175 cm (1.25 in) W x 12.382 cm (4.875 in) H round corner, and 3.649 cm (1.437 in) W x 20.159 cm (7.937 in) H square corner.