Commercial Mortise Door Lock with Thumbturn, 31/32" Backset Storefront Deadbolt Lock, Solid Brass Cylinder, Direct Replacement for Aluminum Narrow Stile Doors (Black)

Direct Fit for 31/32" Backset Doors — No Drilling, Easy Install This deadbolt mortise lock is built for aluminum storefront doors with a 31/32 inch backset. It replaces your old lock directly using the same cutout — no extra drilling or door modification needed. Simply remove the old lock and bolt this one in. Solid Brass Cylinder for Smooth, Long-Lasting Operation The lock cylinder is machined from solid brass. Brass naturally resists rust and corrosion, so the cylinder stays smooth and reliable even after years of daily use in busy storefronts. Anti-Saw, Anti-Pry, Anti-Cut — Built to Protect Your Store Security starts inside the bolt. This lock features an 8-ply laminated steel deadbolt with a concealed hardened steel pin running through its core. It holds strong against sawing, prying, and cutting attempts — keeping your store secure after hours. Complete Deadbolt Lock Set — Everything in One Box Unpack and get to work. The set includes: 1 deadbolt lock body, 1 solid brass cylinder with 2 keys, 1 interior thumbturn, 1 faceplate, and all mounting hardware. No extra trips to the hardware store. US-Based Support — Help Within 24 Hours Questions about fit or installation? Our US-based customer team is here to help. Reach out anytime and we'll get you a solution within 24 hours — no hassle, no runaround.