Confused about backsets?

Lock Measurement Guide: Measuring the Lock Backset

https://mrlocksmith.com/

Mr. Locksmith tutorial explains how to measure the back set of a lock, which is the distance from the edge of the door to the center of the lock. It covers three common sizes: two and three eighths inches, two and three quarters inches, and the less common five inches. The instructor emphasizes the importance of measuring correctly to ensure the lock fits properly, highlighting that many issues arise from incorrect measurements.

Mr. Locksmith provides a straightforward guide on how to measure the backset of a lock. We cover the three main backset sizes: two and three-eighths, two and three-quarters, and five inches, although the five-inch size is rarely seen in modern buildings. The process involves measuring from the edge of the door to the center of the lock. This guide is essential for anyone experiencing issues with lock fitting, providing clear instructions to avoid common measurement errors. Specifically geared towards North American residential and commercial locks, this video aims to resolve a frequent area of confusion for many.

00:00 Introduction to Measuring Lock Back Sets
00:10 Common Back Set Sizes
00:20 Measuring Techniques
00:50 Adjustable Back Sets

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