LSDA HOOKBOLT 1-1/2″ BACKSET WITH ALUMINUM & DARK BRONZE FACEPLATE 105120 – 1820H112

SKU: 1820H112 Categories: , Brand:

Description

LSDA 105120 High-Security Hookbolt Deadlatch with Aluminum & Dark Bronze Faceplate

Upgrade to superior door protection with the LSDA 1820H112 Hookbolt Deadlatch. Engineered for maximum security in commercial, institutional, and high-risk applications, this deadlatch features a unique hookbolt mechanism that resists prying and forced entry far more effectively than standard latches.

Designed for a 1-1/2 inch (1-1/2″) backset, this model is built for durability with a robust aluminum faceplate finished in a stately Dark Bronze. Its non-handed, reversible design allows for universal installation on both left-hand and right-hand doors, simplifying inventory and procurement.

Unmatched Security with Hookbolt Design:
Unlike a standard latch bolt, the hookbolt engages the strike plate with a hooked, downward motion. This design makes it extremely difficult to pry or “jack” the bolt back with tools, offering a critical layer of defense against break-ins.

Key Features & Benefits:

  • Model: 1820H112 / 105120

  • High-Security Hookbolt Mechanism: Provides exceptional resistance to prying, jimmying, and forced entry attempts.

  • Heavy-Duty 1-1/2″ Backset: Ideal for thick or heavy doors requiring a deeper latch assembly.

  • Reversible & Non-Handed: Installs quickly on any door handing, reducing installation time and errors.

  • Durable Construction: Features a solid aluminum faceplate with an attractive, corrosion-resistant Dark Bronze finish for longevity and aesthetics.

  • Deadlatching Function: Ensures the hookbolt is securely held in place when the door is closed, preventing retraction by credit cards or slim tools.

  • Commercial Grade: Built to withstand rigorous daily use in government buildings, schools, medical facilities, and high-security commercial properties.

  • Easy Retrofit: Designed to replace existing latches in standard door preparations, upgrading security without door modification.

Ideal For: Main entry doors, security-sensitive rooms (server, pharmacy, financial), government facilities, schools, hospitals, and any application where enhanced physical security is a priority.

Additional information

Door Prep

Matches glass door industry standards

Function

Deadlock, Mortise

Handing

Field Reversible

Industry Finish

US28/628 Clear Aluminum & 313/690 Duronotic (Dark Bronze)

Keyway

Less Cylinder

Latch/Bolt/Backset

1-1/2"

Manufacturer

LSDA

Material

Steel Aluminum

Misc

Deadbolt with 15/16" throw hook-shaped bolt; The bolt is made of 5-ply laminated steel with a hardened roller pin and case hardened center ply

Standards / Ratings

ANSI/BHMA 156.2 Series 4000 Grade 3

Type - Additional Info

Deadbolt with 15/16" throw hook-shaped bolt; The bolt is made of 5-ply laminated steel with a hardened roller pin and case hardened center ply

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