Kwikset's Single Cylinder Deadbolt offers ANSI Grade 3 security. It has an adjustable latch to fit 2-3/8 inch or 2-3/4 inch backsets; and it will fit door thicknesses up to 1-3/4 inches. Operated by a key on the exterior and by a thumbturn on the interior of the door. It has a lifetime mechanical warranty from Kwikset for tough, effective protection at an affordable price.

Single Cylinder Deadbolt: Deadbolt is thrown and retracted by key on the outside and by a thumbturn on the inside.

Also Available: Double Cylinder Kwikset 665 Deadbolt

Features of the Grade 3 Kwikset 660 Single Cylinder Deadbolt:

• ANSI Grade 3 Security.
• 5 Pin cylinder locks.
• Universal keying system.
• 1" Deadbolt Throw.
• All-metal mechanics.
• Solid steel strike.
• Free spinning cylinder guard security.
• Sold as complete set.
• Easy to install.
• Manufacture Lifetime Mechanical & Finish Warranty.

Specifications for the Kwikset Deadbolt:

• Outside Lock Diameter: 2-1/2"
• Outside Lock Projection: 1-1/8"
• Inside Lock Diameter: 2-1/2"
• Inside Lock Projection: 1"
• Thumb Turn Length: 1-3/4"
• Door Thickness: for doors up to 1-3/4" thick
• Backset: adjustable for both 2-3/8" or 2-3/4"
• Standard 1" x 2-1/4" Square Corner Strike Plate

Sold Individually

Select Finish  US3: Polished Brass US26D: Satin Chrome US5: Antique Brass US15: Satin Nickel Add  $2.17 US26: Polished Chrome Add  $2.17 US11P: Venetian Bronze Add  $2.17   Keying - Important Ordering Guide I Only Ordered One Lock Keyed Different Keyed Alike Add  $5.50
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