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.
New Parts Added
- Shockwave Blade Pistol Stabilizer Arm Brace Kits in Black and Flat Dark Earth
- Thordsen Customs Pistol Cheek Rest Kits with MFT Saddle
- Side Charging Handle AR15 and AR9 Non-Reciprocating Billet Upper Receiver
- Aero Precision A4 and No Forward Assist Upper Receivers
- MAS Defense T-Shirts in Black, Red and Gray
- We have several Troy M-LOK, FDE and VTAC hand guards that are not on the site.
Please call for availability.
- Seekins Precision new NOXs series hand guards
- UTG Parts - Stocks, Rails, Sights, Grips, Hand Stops
- 7.5" AR15 Pistol "Go Bag". Discretely carry your AR Pistol and spare mags.
- Various 15" Hand Guard Builds