Product Description: Exit Only Door Lever Lock from the Neptune CollectionA blank plate on the outside while the inside lever always remains unlocked. Latch: 1 1/8" x 2 1/4", Square corner faceplate, 1" housing diameter, 1/2" throw Strike: 1 1/4" x 4 7/8", ANSI, Square corner, no box Door Range: 1 3/8" - 1 7/8"