Description
Item Description
Bryant Ridge Co. is pleased to present this custom build foundation for a penny-start auction, this is a DS Arms ZM4 Stripped Lower Receiver PERFECT FOR YOUR NEXT CUSTOM BUILD w/ Forged 7075-T6 Aluminum & Hardcoat Anodized Finish.
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: DSF020309
Caliber: Multi-Caliber Capable Foundation (Stamped Cal. 5.56mm)
Finish: Matte Black Type III Class 2 Hardcoat Anodized Finish
Action: Stripped Semi-Automatic Lower Receiver Assembly w/ Mil-Spec Dimension Cutouts & Pictogram Safety Markings
Markings: Magwell left stamped logo "DSA USA INC. / Elk Grove Vlg., IL", "CAL. 5.56MM", "Model ZM4", and serial "DSF 020309"; receiver sides stamped w/ bullet pictogram safe/fire selector indicators.
Bryant Ridge's Analysis:
Precision machined in Elk Grove Village, Illinois by DS Arms (DSA Inc.), the ZM4 series stripped lower receiver provides an exceptionally rigid and mil-spec compliant foundation PERFECT FOR YOUR NEXT BUILD. Forged from ultra-durable 7075-T6 aircraft-grade aluminum and finished in a matte black Type III hardcoat anodization, the ZM4 receiver delivers exceptional tensile strength, impact resistance, and long-term corrosion prevention. Featuring precise CNC machining tolerances, standard mil-spec pin holes, clean magazine well beveling, and multi-caliber receiver compatibility, the DSA ZM4 lower stands as a favorite choice among custom rifle builders seeking uncompromised structural integrity and rock-solid platform reliability.
This specific example is an authentic DS Arms ZM4 stripped lower receiver, bearing serial number DSF020309. Offered in stripped, unbuilt form, it features a clean factory matte black hardcoat anodized finish, deep magwell roll-marks, bullet pictogram selector indicators, and a clean right-hand magwell face. The factory anodized finish presents in pristine overall condition throughout, displaying sharp edges, crisp milling cuts, and immaculate pin holes. Perfect for your next custom build, this DS Arms ZM4 receiver is completely ready to accept your choice of mil-spec or match-grade lower parts kit, stock assembly, and upper receiver.
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: DSF020309
Caliber: Multi-Caliber Capable Foundation (Stamped Cal. 5.56mm)
Finish: Matte Black Type III Class 2 Hardcoat Anodized Finish
Action: Stripped Semi-Automatic Lower Receiver Assembly w/ Mil-Spec Dimension Cutouts & Pictogram Safety Markings
Markings: Magwell left stamped logo "DSA USA INC. / Elk Grove Vlg., IL", "CAL. 5.56MM", "Model ZM4", and serial "DSF 020309"; receiver sides stamped w/ bullet pictogram safe/fire selector indicators.
Bryant Ridge's Analysis:
Precision machined in Elk Grove Village, Illinois by DS Arms (DSA Inc.), the ZM4 series stripped lower receiver provides an exceptionally rigid and mil-spec compliant foundation PERFECT FOR YOUR NEXT BUILD. Forged from ultra-durable 7075-T6 aircraft-grade aluminum and finished in a matte black Type III hardcoat anodization, the ZM4 receiver delivers exceptional tensile strength, impact resistance, and long-term corrosion prevention. Featuring precise CNC machining tolerances, standard mil-spec pin holes, clean magazine well beveling, and multi-caliber receiver compatibility, the DSA ZM4 lower stands as a favorite choice among custom rifle builders seeking uncompromised structural integrity and rock-solid platform reliability.
This specific example is an authentic DS Arms ZM4 stripped lower receiver, bearing serial number DSF020309. Offered in stripped, unbuilt form, it features a clean factory matte black hardcoat anodized finish, deep magwell roll-marks, bullet pictogram selector indicators, and a clean right-hand magwell face. The factory anodized finish presents in pristine overall condition throughout, displaying sharp edges, crisp milling cuts, and immaculate pin holes. Perfect for your next custom build, this DS Arms ZM4 receiver is completely ready to accept your choice of mil-spec or match-grade lower parts kit, stock assembly, and upper receiver.
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.
We have an amazing inventory of classic and collector firearms that we are adding to Gunbroker daily. Stay up to date on all of our latest auction by adding us to your favorite sellers list.
Additional Information
GunbrokerLink: |
https://www.gunbroker.com/item/1213387976 |
BidPrice: |
0.01 |
AuctionEndDate: |
2026-11-01 21:00:00 |
CurrentBid: |
5.25 |




