With its truly unique design the MUL-T-LOCK Hercular thick door deadbolt is truly spectacular high security lock. The Hercular thick door deadbolt lock is reinforced in just about every way possible. From a UL437 Listed lock cylinder, to strong latch, to Bolt Bearing Mechanism, the Hercular Deadbolt will stop almost any attempt at forced entry. Strength usually does not mix with Flexibility. Not in the case of the Hercular, since it is a best rated Grade 1 Deadbolt, with an adjustable backset. The Hercular deadbolt is true high security lock that exceeds all high security standards.

This is a Single Cylinder (Key on outside and Thumb Turn inside) Deadbolt and is available in 7 different finishes. Supplied with two (2) keys and owner key card.

Also available: Standard Hercular Deadbolt - Hercular Double Cylinder Thick Door Deadbolt. Please see Thick Door Locks and our guide on how to choose the best deadbolt

MUL-T-LOCK's deadbolts are designed to provide superior door protection with uncompromised key control. The Key Card owner is the only person allowed to have the keys duplicated. Remove the worry about anyone making duplicates of your keys.

Features for Mul-T-Lock 206S-HD1-THK Thick Door Deadbolt

• Door Thickness: 1-1/2" to 4-1/4" Thick Door
• Fits 2-1/8" Standard Bore Hole
• ANSI Grade 1 Locking Mechanism
• Bump Proof Lock Design
• Mul-T-Lock 206SP Security Keyway
• 2 Keys per Lock
• UL Fire Rated Latch
• Adjustable Backset fits 2-3/8" and 2-3/4"
• UL437 Drill and Pick Resistance Lock Cylinder
• Door frame strike reinforced with 3" screws for extra security
• ADA Compliant
• MUL-T-LOCK's Patented Interactive Key Control System
• Limited Lifetime Mechanical Warranty

Note: For use with 1-1/2" to 4-1/4" Thick Doors.

Select Finish  26: Satin Chrome 05: Bright Brass 09: Antique Brass Add  $31.37 13: Oil Rubbed Bronze Add  $31.37 19: Satin Nickel Add  $31.37 22: Satin Black Add  $31.37 25: Bright Chrome Add  $31.37   Keying (Select Keyed Different or Keyed Alike) - Important Ordering Guide Only Ordered One Lock Keyed Different Keyed Alike Add  $5.50 Master Keyed - Individual Locks Keyed Different Add  $20.00 Master Keyed - Individual Locks Keyed Same Add  $20.00   Optional Extra Keys Cut Per Lockset  0 Extra Cut Keys 1 Extra Cut Key Add  $22.69 2 Extra Cut Keys Add  $44.93 3 Extra Cut Keys Add  $67.39 4 Extra Cut Keys Add  $88.94 5 Extra Cut Keys Add  $111.18 6 Extra Cut Keys Add  $133.42
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