FEATURES - This door knob and deadbolt set is designed for convenience and versatility. Locks and unlocks from the inside with a thumb turn, and from the outside with a key (included with purchase). MEASUREMENTS - Fits 1-3/8” to 2” thick doors with an adjustable latch that fits 2-3/8" or 2-3/4" backset. SPECIFICATIONS - Meets ANSI Grade 2 standards, ADA requirements, & has a 3-hour UL fire rating. Made from corrosion-resistant steel. Keyed lock has a 5-pin SC1 cylinder, brass cylinder in the deadbolt, brass plug in the door knob, & includes 3 keys. INSTALLATION - Compatible with most interior residential and commercial doors, with a saw resistant deadbolt latch and anti-pry shield. QUALITY YOU CAN TRUST - A global leader in security-related products and services, the Brink's name is synonymous with top quality products to keep you and your belongings safe.