Description
Item Description
Bryant Ridge Co. is pleased to present this premium stripped AR-15 lower receiver for a penny-start auction, this is a DS Arms DSA ZM4 Stripped Lower Receiver in 5.56mm NATO/ Etc.
According to the owner, this example remains in "NEW OLD STOCK" condition, and we see no evidence to indicate otherwise!
SPECIFICATIONS:
Manufacturer: DS Arms / DSA Inc.
Model: ZM4 Stripped Lower Receiver
Serial: DSF020331
Caliber: 5.56mm NATO / .223 Remington / ETC.
Finish: Matte Hardcoat Anodized Type III Class 2 Black Forged 7075-T6 Aluminum
Action: Semi-Automatic Stripped Receiver w/ Standard Mil-Spec Internal Dimensions
Markings: Receiver left stamped w/ DSA Inc. logo, "Elk Grove Vlg., IL", "CAL. 5.56MM", "Model ZM4", and serial "SER. DSF020331"; safety selector positions marked w/ bullet pictogram icons (Safe / Semi / Auto pictograms).
Bryant Ridge's Analysis:
Widely recognized for manufacturing military-grade weaponry and precision firearm componentry, DS Arms (DSA Inc.) builds its ZM4 receivers to stringent Mil-Spec standards. Precision CNC-machined from forged 7075-T6 aircraft-grade aluminum and treated with a durable Type III Class 2 hardcoat anodized finish, the ZM4 receiver serves as an ultra-reliable foundation for any custom AR-15 rifle build. Featuring clean roll-markings and international bullet pictogram safety selector indicators, the DSA ZM4 lower accepts all standard Mil-Spec lower parts kits, buffer tubes, and upper assemblies across a wide variety of AR-15 calibers.
This specific example is an authentic DS Arms ZM4 stripped lower receiver chambered for 5.56mm NATO builds, bearing serial number DSF020331. Offered in excellent, clean overall condition, it features a factory matte black hardcoat anodized finish, crisp engraved markings, and pictogram selector indicators. The anodized finish presents in very clean condition throughout, exhibiting minimal handling or assembly marks. Machined to standard Mil-Spec tolerances, all pin holes, threads, and detent channels are completely clean and ready for custom assembly. Whether building a Mil-Spec carbine, precision rifle, or custom pistol, this DSA ZM4 receiver is ready for your next custom project.
Return Policy:
We gladly offer a 3 day unfired inspection policy from the time that the firearm is delivered to your FFL. Refunds are available for all qualifying orders.
Model: ZM4 Stripped Lower Receiver
Serial: DSF020331
Caliber: 5.56mm NATO / .223 Remington / ETC.
Finish: Matte Hardcoat Anodized Type III Class 2 Black Forged 7075-T6 Aluminum
Action: Semi-Automatic Stripped Receiver w/ Standard Mil-Spec Internal Dimensions
Markings: Receiver left stamped w/ DSA Inc. logo, "Elk Grove Vlg., IL", "CAL. 5.56MM", "Model ZM4", and serial "SER. DSF020331"; safety selector positions marked w/ bullet pictogram icons (Safe / Semi / Auto pictograms).
Bryant Ridge's Analysis:
Widely recognized for manufacturing military-grade weaponry and precision firearm componentry, DS Arms (DSA Inc.) builds its ZM4 receivers to stringent Mil-Spec standards. Precision CNC-machined from forged 7075-T6 aircraft-grade aluminum and treated with a durable Type III Class 2 hardcoat anodized finish, the ZM4 receiver serves as an ultra-reliable foundation for any custom AR-15 rifle build. Featuring clean roll-markings and international bullet pictogram safety selector indicators, the DSA ZM4 lower accepts all standard Mil-Spec lower parts kits, buffer tubes, and upper assemblies across a wide variety of AR-15 calibers.
This specific example is an authentic DS Arms ZM4 stripped lower receiver chambered for 5.56mm NATO builds, bearing serial number DSF020331. Offered in excellent, clean overall condition, it features a factory matte black hardcoat anodized finish, crisp engraved markings, and pictogram selector indicators. The anodized finish presents in very clean condition throughout, exhibiting minimal handling or assembly marks. Machined to standard Mil-Spec tolerances, all pin holes, threads, and detent channels are completely clean and ready for custom assembly. Whether building a Mil-Spec carbine, precision rifle, or custom pistol, this DSA ZM4 receiver is ready for your next custom project.
Return Policy:
We gladly offer a 3 day unfired inspection policy from the time that the firearm is delivered to your FFL. Refunds are available for all qualifying orders.
Shipping Details
Handgun Standard Shipping with Insurance $50.00
Long Gun Standard Shipping with Insurance $70.00
Any orders placed with magazines that are not compliant with your state, county, or city regulations will not ship with your order.
We strive to ship orders within the close of the following business day after payment and documentation is received.
Payment Details
We accept all forms of Payment including Personal Check, Business Check, PO Money Orders, Certified Check, Etc.
Please note we place a 7 business day hold on shipment, for all non-certified payments.
Payment MUST be received within 14 days.
Return Policy
We gladly offer a 3 day unfired inspection policy from the time that the firearm is delivered to your FFL. Refunds are available for all qualifying orders.
Additional Details
Our #1 priority is customer satisfaction. We want to build a lasting trust in the relationship with our customers, so that you will always look to us for all your firearms needs. If you have any issues with your transactions please contact us, and we will work with you to resolve any issues you may have. We greatly appreciate your trust in us and we look forward to fulfilling all your future firearm needs.
Bryant Ridge also reserves the right to cancel any sales that may occur while gunbroker.com is experiencing technical issues that affects the entire site or a complete site outage, within an hour of the auction ending.
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Additional Information
GunbrokerLink: |
https://www.gunbroker.com/item/1214666781 |
BidPrice: |
0.01 |
AuctionEndDate: |
2026-11-08 21:00:00 |
CurrentBid: |
0 |




