Description
Item Description
Bryant Ridge Co. is pleased to present this custom tactical semi-automatic carbine for a penny start auction, this is the DSA Inc. ZM4 (Elk Grove Village, IL) chambered in 5.56 NATO / .223 Rem w/ 16" Stainless Steel 1:8 Barrel, A2 Front Sight Tower, M4 Collapsible Stock & Flat-Top Upper.
According to the owner, this example remains in "NEW OLD STOCK" condition, and we see no evidence to indicate otherwise!
SPECIFICATIONS:
Manufacturer: DSA Inc. (DS Arms)
Model: ZM4 Carbine
Serial: DSF017508
Caliber: 5.56x45mm NATO (.223 Remington)
Finish: Matte Black Hardcoat Anodized Aluminum Receivers & Matte Stainless Steel Barrel
Barrel Length: 16.0" Stainless Steel M4-Contour Barrel w/ 1:8 Twist & A2 Flash Hider
Optics/Sights: A2 Front Sight Post Tower w/ Integrated Bayonet Lug & Picatinny Flat-Top Receiver for Optics Mounts
Stock/Grips: Standard A2 Pistol Grip, Ribbed Polymer Carbine Handguards & 6-Position Collapsible M4 Buttstock
Action: Direct Impingement Semi-Automatic Carbine w/ Dust Cover, Forward Assist & Sling Swivels
Markings: Left lower receiver stamped DS Arms logo and "DSA INC / Elk Grove Vlg., IL / CAL. 5.56M / Model ZM4 / SER. DSF017508"; barrel near muzzle stamped "5.56 Nato 1-8 SS".
Bryant Ridge's Analysis:
Produced by DS Arms (DSA Inc.) out of Elk Grove Village, Illinois, the ZM4 series earned a reputation for providing MIL-SPEC precision manufacturing standards in a highly adaptable AR-15 platform. Built on forged 7075-T6 aluminum upper and lower receivers, the ZM4 provides a rigid foundation for tactical, home defense, and sport shooting applications. Featuring a flat-top Picatinny receiver rail paired w/ a stainless steel 1:8 twist barrel, this platform optimizes bullet stabilization across a wide array of 5.56 NATO and .223 Remington grain weights.
This specific example is an authentic Illinois-manufactured DSA ZM4 carbine bearing serial number DSF017508. Chambered in versatile 5.56x45mm NATO, it features a 16-inch stainless steel barrel w/ a 1-in-8 inch twist rate, A2 flash hider, classic A2 front sight tower w/ bayonet lug, ribbed M4 handguards, and a 6-position adjustable M4 collapsible buttstock. Preserved in fantastic condition w/ clean anodized surfaces, crisp receiver roll marks, a bright mirror-smooth bore w/ sharp rifling, and tight action lockup, this DSA ZM4 is a turn-key 5.56 NATO AR-15 carbine ready for custom optic mounting, range recreation, or personal defense.
Contents:
Model: ZM4 Carbine
Serial: DSF017508
Caliber: 5.56x45mm NATO (.223 Remington)
Finish: Matte Black Hardcoat Anodized Aluminum Receivers & Matte Stainless Steel Barrel
Barrel Length: 16.0" Stainless Steel M4-Contour Barrel w/ 1:8 Twist & A2 Flash Hider
Optics/Sights: A2 Front Sight Post Tower w/ Integrated Bayonet Lug & Picatinny Flat-Top Receiver for Optics Mounts
Stock/Grips: Standard A2 Pistol Grip, Ribbed Polymer Carbine Handguards & 6-Position Collapsible M4 Buttstock
Action: Direct Impingement Semi-Automatic Carbine w/ Dust Cover, Forward Assist & Sling Swivels
Markings: Left lower receiver stamped DS Arms logo and "DSA INC / Elk Grove Vlg., IL / CAL. 5.56M / Model ZM4 / SER. DSF017508"; barrel near muzzle stamped "5.56 Nato 1-8 SS".
Bryant Ridge's Analysis:
Produced by DS Arms (DSA Inc.) out of Elk Grove Village, Illinois, the ZM4 series earned a reputation for providing MIL-SPEC precision manufacturing standards in a highly adaptable AR-15 platform. Built on forged 7075-T6 aluminum upper and lower receivers, the ZM4 provides a rigid foundation for tactical, home defense, and sport shooting applications. Featuring a flat-top Picatinny receiver rail paired w/ a stainless steel 1:8 twist barrel, this platform optimizes bullet stabilization across a wide array of 5.56 NATO and .223 Remington grain weights.
This specific example is an authentic Illinois-manufactured DSA ZM4 carbine bearing serial number DSF017508. Chambered in versatile 5.56x45mm NATO, it features a 16-inch stainless steel barrel w/ a 1-in-8 inch twist rate, A2 flash hider, classic A2 front sight tower w/ bayonet lug, ribbed M4 handguards, and a 6-position adjustable M4 collapsible buttstock. Preserved in fantastic condition w/ clean anodized surfaces, crisp receiver roll marks, a bright mirror-smooth bore w/ sharp rifling, and tight action lockup, this DSA ZM4 is a turn-key 5.56 NATO AR-15 carbine ready for custom optic mounting, range recreation, or personal defense.
Contents:
This example will ship as shown w/ fitted 6-position collapsible stock, A2 front sight tower, and stainless steel barrel assembly. Rifle as pictured; no magazine, original factory box, or manual included.
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/1203524095 |
BidPrice: |
0.01 |
AuctionEndDate: |
2026-09-27 21:00:00 |
CurrentBid: |
126.87 |





