MAS Defense is committed to providing you quality parts at reasonable prices. Our foundation is built on excellent customer service, honesty and integrity. These simple guidelines are what has made MAS Defense the preferred company it is today. We strive to meet all of your needs and hope to become your one and only tactical weapon store. Contact us directly with any questions or to discuss your build.


Parts will ship in approximately 2-3 business days.
Barreled Uppers will ship in approximately 8-9 business days.
***Timeframes can extend to more than two weeks during the holiday season. 

All inventory is LIVE DATA. If a part shows in stock, we have it in stock. We do not believe in
"Back Ordering" parts and will NEVER sell any part that we do not have in stock.

Orders can NOT be edited, changed or modified in any way once they have been placed. Please
make sure you are 100% sure you are ordering the correct parts. Give us a call before you place
an order if you have any questions or if you are unsure of fitment.

Local Pickup is available by appointment only in Charlotte, NC.







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