Vestibule Mortise Keyed Lockset - Always Locked - Left Hand - Polished Brass US3 Finish - 2-1/2" Backset - 2 SC1 Keys

The Vestibule Mortise Keyed Lockset - Always Locked - Left Hand - Polished Brass US3 - 2-1/2" Backset - 2 SC1 Keys from Premier Lock is a high-quality mortise keyed lockset engineered for durability, security, and reliable everyday use. Vestibule Mortise Keyed Lockset - Always Locked - Left Hand - Polished Brass US3 - 2-1/2" Backset - 2 SC1 Keys is ideal for homeowners, property managers, contractors, and commercial facilities seeking a dependable mortise keyed lockset. This mortise keyed lockset features a solid brass cylinder and includes 2 SC1 keys for consistent locking performance. The Polished Brass US3 finish provides lasting corrosion resistance and a refined look, while the sturdy construction ensures smooth operation and long-term reliability. Face plate on edge of door: 1-1/8" x 7-5/8" 2-1/2" Backset with parts and dimensions that meet industry standards for straightforward installation and replacement. Compatible with door thickness between 1-3/8" - 2" Designed with Ball doorknob with surface-mounted knob-plate trim, the Vestibule Mortise Keyed Lockset - Always Locked - Left Hand - Polished Brass US3 - 2-1/2" Backset - 2 SC1 Keys offers comfortable, ergonomic operation—perfect for entry doors, offices, vestibules, utility rooms, and gated access where applicable. Outer face trim: 10" x 2-7/8" Inner face trim: 7-1/8" x 2-3/8" Vestibule configuration (always locked) is provided for applications that require a lock to remain locked from the outside at all times. Faceplate replacement: MLT01. Choose the Premier Lock Mortise Keyed Lockset in Polished Brass US3 to upgrade door security and appearance—this Premier Lock mortise keyed lockset delivers trusted performance, industry-compatible dimensions, and a professional finish that enhances both residential and commercial entrances.