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What Is Door Lock Backset—and Why Does It Matter?

Backset is the distance from the door edge to the center of the lock bore. Learn how it affects latch length, replacement-lock fit, and smart-lock installation.

A Good Locksmith measuring a residential door preparation before selecting compatible lock hardware

Backset is the distance from the door edge to the center of the lock bore. Learn how it affects latch length, replacement-lock fit, and smart-lock installation.

Experienced North Carolina locksmith guidance

This guide was prepared by Michael Galdine, owner of A Good Locksmith, LLC. Mike has 35+ years of professional locksmithing experience and established the business in 1994. The article covers Door lock backset, Measure lock backset, Replacement lock compatibility, Smart lock installation, Harnett County locksmith for property owners, drivers, landlords and businesses.

Mobile locksmith service from Lillington

A Good Locksmith provides licensed mobile service from Lillington throughout nearby Harnett County, southern Wake County and Lee County. Call with the exact address and service needed so current availability can be confirmed.

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Call A Good Locksmith to discuss the lock, key, door or security problem and current mobile availability.

Call (984) 480-5397