WELCOME TO OUR STORE!

MAS Defense is committed to providing "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.

Thank you for your business and support!
Team MAS Defense


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SHIPPING LEAD TIMES

Parts ship in approximately (3-5) business days. Barreled Uppers ship in approximately (5-8) business days. Due to the high volume of orders, we can not, cancel, modify, edit or combine orders after they are placed. E-mails can take up to 4-5 days to respond to.

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LOCAL PICKUP

Given the dynamic nature of the current situation, Local Pickup is no longer available. We apologize for the inconvenience.

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ORDERS

All of our inventory is LIVE DATA. If a part shows in stock, we have it in stock. We do not "Back Order" parts. Barreled Upper Orders can not be changed or modified in any way after they have been placed. Please contact us BEFORE  you place an order with any questions.


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FRAUD POLICY

Due to increased fraudulent activity, customers with different billing and shipping addresses or credit card names will be required to submit a copy of their drivers license to confirm their identity. Once confirmed, customers will not have to resubmit on future orders. 

FEATURED PRODUCTS



POLYMER80 PF-SERIES GLOCK TRIGGER AND SAFETY BLACK / BLACK - P80-CP-CT-BLK-BLK POLYMER80 PF-SERIES GLOCK ALUMINUM TRIGGER AND SAFETY BLACK / BLACK - P80-CP-CT-BLK-BLK
RETAIL: $115.00
Our Price: $94.99
SALE PRICE: $69.99
In Stock

(2)
GLOCK 17, 22, 31, 34 and 35 GEN 1-3 UPPER PARTS KIT GLOCK 17, 22, 31, 34 and 35 GEN 1-3 UPPER PARTS KIT
RETAIL: $80.00
Our Price: $68.99
In Stock
SYLVAN ARMS GEN 3 AR-15 SIDE FOLDING STOCK ADAPTER - ARH300 ARH100 SYLVAN ARMS GEN 3 AR SIDE FOLDING STOCK ADAPTER - ARH300
RETAIL: $200.00
Our Price: $179.99
SALE PRICE: $149.99
In Stock

(344)
NORSSO TIGER CLAW 2.0 SLIDE FOR GLOCK 19 GEN 1-3 - N19-TC2-3 N19-TC2 NORSSO TIGER CLAW 2.0 SLIDE FOR GLOCK 19 GEN 1-3 - N19-TC2-3
RETAIL: $340.00
Our Price: $329.99
In Stock
LOWER PARTS KIT MIL-SPEC AR-15 - STAINLESS STEEL LOWER PARTS KIT MIL-SPEC AR-15 - STAINLESS STEEL
RETAIL: $55.00
Our Price: $52.99
SALE PRICE: $49.99
In Stock

(108)
80% FORGED LOWER RECEIVER - AR-15 80 PERCENT 80 % AR15 AR 15 80% FORGED LOWER RECEIVER AR15 - RAW
RETAIL: $65.00
Our Price: $59.99
(Out of Stock)
(66)
MAS DEFENSE 12.62" NERO M-LOK FREE FLOAT - FDE MAS DEFENSE 12.62" NERO M-LOK FREE FLOAT - FDE
RETAIL: $145.00
Our Price: $124.99
In Stock

(4)
MAS DEFENSE 9.87" RIDGELINE M-LOK AR-15 QUAD RAIL MAS DEFENSE 9.87" RIDGELINE M-LOK AR-15 QUAD RAIL
RETAIL: $130.00
Our Price: $114.99
(Out of Stock)
(2)
80% FORGED LOWER RECEIVER - AR-15 80 PERCENT 80 % AR15 AR 15 80% FORGED LOWER RECEIVER AR15 - ANODIZED BLACK
RETAIL: $70.00
Our Price: $64.99
(Out of Stock)
(176)
SYLVAN ARMS 9MM GLOCK CONVERSION BLOCK - GCB100 SYLVAN ARMS 9MM GLOCK CONVERSION BLOCK - GCB100
RETAIL: $125.00
Our Price: $115.99
SALE PRICE: $94.99
In Stock

(159)
GLOCK 19, 23 and 32 GEN 1-3 UPPER PARTS KIT GLOCK 19, 23 and 32 GEN 1-3 UPPER PARTS KIT
RETAIL: $75.00
Our Price: $64.99
In Stock
POLYMER80 GLOCK 19 FLUTED 9MM BARREL - STAINLESS STEEL - P80-G19-F-SS POLYMER80 GLOCK 19 FLUTED 9MM BARREL - STAINLESS STEEL - P80-G19-F-SS
RETAIL: $185.00
Our Price: $169.99
SALE PRICE: $149.99
In Stock
MAS DEFENSE 7.25" RIDGELINE M-LOK AR-15 QUAD RAIL MAS DEFENSE 7.25" RIDGELINE M-LOK AR-15 QUAD RAIL
RETAIL: $120.00
Our Price: $104.99
In Stock

(2)