Passage: Passage door hardware has no locking mechanism. Both the interior and exterior handles are always free making it perfect for hallways, closet doors, and anywhere else a lock isn't needed. Passage door hardware can also be used in conjunction with a deadbolt to secure a back door or entrance. Features: BHMA grade 3 certified security Constructed of high quality materials for lasting durability Installs easily with all necessary mounting hardware included Covered by a limited lifetime mechanical and limited 5 year finish warranty Specifications: Backset: Adjustable 2-3/8" or 2-3/4" Cross Bore: 2-1/8" Edge Bore: 1" Door Thickness: 1-3/8" to 1-3/4" Handing: Reversible Left or Right Handle Projection: 4-3/4" Trim Height: 2-5/8" Trim Width: 2-5/8" Product Weight: 0.9 lb. Latch Faceplate: Round Corner