Masdefense

MAS Defense supplies builders and shooters across North Carolina with AR-15, AR-9, and AR-10 components—plus complete parts for Glock and SIG P320 pistol builds. Located at 658 Griffith Road Suite 111 in Charlotte, they've been operating since 2013 with a straightforward philosophy: quality parts at reasonable prices.

• •AR-15 Systems – Barreled uppers in 5.56 NATO, .223 Wylde, and 300 Blackout. Barrel lengths from 7.5" to 20". Also upper receivers, bolt carrier groups, charging handles, handguards (4" to 15"+), gas blocks, muzzle devices, lower parts kits, stocks, and 80% lowers in polymer, forged, and billet.

• •AR-9 & AR-10 – Complete build options including barreled uppers, upper receivers, barrels, BCGs, handguards, gas systems, muzzle devices, lower parts, and 80% lowers.

• •Pistol Parts – Glock slides, barrels, frame parts, and 76%-80% frames with jigs for G43, G26/27, G19/23, G17/22, and G20/21. SIG P320 slide and frame parts plus 80% inserts and jigs. Polymer80 and other brands throughout.

• •Accessories – Triggers (G-Flex, Atrius reset selectors, Flex Industries), sights, optics, tools, and tactical gear.

Aero Precision, Ballistic Advantage, Faxon Firearms, Geissele, Holosun, Magpul, Mission First Tactical, Norsso, Polymer80, Rock River Arms, SB Tactical, and more. They stock their own MAS Defense branded parts and kits.

• •Live Inventory – All stock is real-time. If a part shows available online, it's in the warehouse. No backorders.

• •Fast Shipping – Parts orders ship in 1-3 business days. Email responses take 24-48 hours.

• •Pricing – Regular and sale prices on most items. Frequent promotions including New Year sales and "blem" (cosmetic blemish) discounts.

• •Custom Orders – Barreled uppers available, though orders cannot be modified once placed. Contact them before ordering with questions.

"Our foundation is built on excellent customer service, honesty and integrity." — Team MAS Defense

Customers with mismatched billing/shipping addresses or different cardholder names must provide a driver's license copy for verification (one-time process).

Phone: 980-265-1005 Email: [email protected] Address: 658 Griffith Road Suite 111, Charlotte, NC 28217

They maintain social media presence on Facebook, Twitter, and Instagram for updates on sales and new inventory.