Exceeds criteria for BHMA Grade 3 certification Crafted with all metal construction ensuring a durable product Easily installs on standard door prep doors Includes an adjustable backset and a round corner latch with optional addition of drive-in latch Covered under Miseno's 5 year finish and limited mechanical warranties Two keys will be per lock. Three or more items keyed alike will ship a total of 6 keys Single Cylinder Keyed Entry: Single cylinder keyed entry door hardware is locked and unlocked from the exterior using a key and can be locked and unlocked from the interior using the locking mechanism. Perfect for securing entrances, side doors, and anywhere else that needs a bit more security. Features: Exceeds criteria for BHMA Grade 3 certification Crafted with all metal construction ensuring a durable product Intended for left or right handed door configurations Easily installs on standard door prep doors Includes an adjustable backset and a round corner latch with optional addition of drive-in latch Covered under Miseno's 5 year finish and limited mechanical warranties All necessary mounting hardware is included Specifications: Backset: Adjustable 2-3/8" or 2-3/4" Cross Bore: 2-1/8" Edge Bore: 7/8" Door Thickness: 1-3/8" to 1-3/4" Handing: Reversible Trim Height: 2-9/16" Handle Length: 4-1/4" Handle Projection: 2-13/16" Trim Height: 2-9/16" Trim Width: 2-9/16" Product Weight: Latch Faceplate: Round Corner Cylinder: 5 Pin