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.
All of our 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. Barreled Uppers are built to order.
*** Local Pick Up is available by appointment only in Charlotte, NC.
*** Shipping timeframes have been delayed due to the increasing demand for AR15 parts. Parts will ship in approximately 2 business days. Barreled Uppers are built to order and will ship in approximately 4 business days. *** Orders can NOT be edited, changed or modified in any way once they have been placed. Please make sure your 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.
MAS Defense is making some changes! We are upgrading our website to be more
user friendly for customers and dealers. Changes will take place in June 2016. Please
note, MASDefense.com will stay the same. If you have Shop.MASDefense.com
bookmarked, you may need to change it.
Thank You for your continued support and business!