The Kwikset SmartKey Halifax Deadbolt is available as both a single cylinder function or a double cylinder function. It has been designed not only to look great, but also to be easy to install. It will fit most pre-drilled doors. It is adjustable to fit doors 1-3/8 inches through 1-3/4 inches thick with 2-3/8 inch or 2-3/4 inch backsets.

This Smartkey Kwikset Lock offers convenience and security. It allows you to re-key the lock yourself without removing from the door; this mean you will be able to key all your SmartKey locks to one Kwikset key. Smartkey Deadbolts offer the highest grade of security with a standard ANSI/BHMA Grade 1 Cylinder. It is pick resistant and bump proof.

Features of the Modern Halifax Square Deadbolt:

• A fully adjustable latch & deadbolt to fit all standard door preparations.
• ANSI/BHMA Grade 2 Security
• Meets ADA/ANSI A117.1 requirements, ensuring accessibility to all disabled persons
• Patented side locking bar technology offers improved security by protecting against lock bumping, an attack technique used to defeat conventional pin & tumbler locks.
• SmartKey lock cylinder.
• Lifetime mechanical and finish warranty.

Specifications of the Kwikset 158SQT Square Deadbolt:

• Exterior Length: 2-19/32" square
• Projection: 15/16"
• Door Thickness: 1-3/8" - 1-3/4"
• Backset: adjustable 2-3/8" or 2-3/4"

When Selecting a Function:

• Single Cylinder Deadbolt: Deadbolt thrown or retracted by key from the outside and by turn unit on the inside.
• Double Cylinder Deadbolt: the bolt is thrown and retracted by a key on either side of the door.

Sold Individually

Select Function - Important Ordering Guide 158SQT: Single Cylinder 159SQT: Double Cylinder Add  $19.32   Select Finish  US26: Polished Chrome US26D: Satin Chrome US15: Satin Nickel US11P: Venetian Bronze 514: Iron Black Add  $2.17   Keying - Important Ordering Guide I only ordered one Lock Keyed Different Keyed Alike Add  $5.50
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