MJ Arms, LLC Braintree, MA - Firearms Dealer

MJ ARMS LLC has been a trusted name in the Massachusetts firearms industry, offering a personalized, one-on-one experience for both new and experienced gun owners. Unlike big-box stores, we provide a stress-free, informative environment, ensuring you find the right firearm for your needs while staying compliant with state and federal laws.

We also specialize in NFA items, including machine guns, suppressors, and other Class III firearms, guiding customers through the proper licensing and purchasing process.

 As a full-service firearms shop, we specialize in:
✔ Firearm Sales – Offering a wide selection of new and used handguns, rifles, shotguns, and accessories.
✔ Certified Training – State-approved License to Carry (LTC) classes, live-fire training, and one-on-one coaching.
✔ Gunsmithing Services – Firearm customization, repairs, and maintenance by experienced professionals.
✔ NFA Item Handling – We legally handle and facilitate the purchase and transfer of NFA-regulated items, including machine guns, suppressors, and short-barreled rifles (SBRs). 

At MJ ARMS LLC, we believe that firearm ownership comes with great responsibility. That’s why we are committed to providing comprehensive education and hands-on training to ensure every gun owner is confident, knowledgeable, and legally compliant. Whether you're applying for your Massachusetts LTC, looking to refine your shooting skills, or seeking expert guidance on firearm selection, we are here to help.