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MJ ARMS LLC

Firearm instructorGun shopGunsmith

10 Brookside Rd, Braintree, MA 02184

Profile updated October 19, 2026

What they offer

Firearm instructor

Format
In person

Gun shop

Sells
Accessories and firearms (new and used)
Transfers
FFL transfers
Services
NFA transfers

Gunsmith

Work
Cleaning, custom builds, optics mounting, repair, sight installation and trigger work

Near Braintree

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Sources and corrections

Sources: mjarmsllc.com.

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