Kwikset . 91560-018

Keyed Entry (Single Cylinder) Function: This lever set is locked and unlocked from the exterior using a key and can be locked and unlocked from the interior using the push button located on the lever. Perfect for securing entrances, side doors, and anywhere else that needs a bit more security. Features: BHMA Security Grade 2 Crafted from solid zinc Designed for left or right handed doors Easy to install on standard doors Includes an adjustable latch to fit all standard doors Lifetime mechanical and finish ADA Compliant Strengthened springs to ensure the lever stays level over time Unique thumb rest designed for ergonomic comfort Key Product Attributes: BumpGuard™: Lock bumping is an attack technique used to defeat conventional pin and tumbler locks. Kwikset's BumpGuard™ component utilizes a patented side locking bar which replaces the traditional pin and tumbler design providing protection against lock bumping. SmartKey®: This technology allows you to re-key your lock in seconds with 3 simple steps and features stainless steel racks, pins, and side locking bar for increased strength and security. Specifications: Backset: Adjustable 2-3/8" or 2-3/4" Cross Bore: 2-1/8" Edge Bore: 1" Door Thickness: 1-1/2", 1-3/4", 1-3/8", 1-5/8" Handing: Reversible Lever Length: 4.25" Projection: 2.625" Latch Faceplate: Round Corner Cylinder: SmartKey 5 Pin Additional Functions: 154LSLRDT: Passage Door Lever Set 155LSLRDT: Privacy Door Lever Set 156LSLRDT-S (This Model): Single Cylinder Door Lever Set with SmartKey Technology 157LSLRDT: Single Dummy Door Lever