SDI GRAD ADVICE - Lapping Your AR-15

On this week's SDI Grad Advice, Caleb shows you had to make the connection between your upper receiver and barrel sure and true!
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Sonoran Desert Institute (SDI) is an online school that helps students learn the skills and techniques they’ll need to be successful in the firearms and unmanned technology industries. SDI is accredited by the Distance Education Accrediting Commission (DEAC).
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https://www.sdi.edu/ytlearnmore/
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For all questions regarding enrollment, course, and program information.
EMAIL: [email protected]
CALL: 480-999-4767
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Sonoran Desert Institute, 1555 W. University Dr., Ste. 103, Tempe, AZ 85281
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Note: All information provided by Sonoran Desert Institute Youtube Channel and its affiliates is of general nature and is provided for educational/entertainment purposes only. Please be advised that the topics discussed in these videos change from time to time, and at some point, the information may be outdated.