DPMS DPM4-FSB M4 AR-15 Rifle 5.56mm 30rd(1) 16″ Threaded Barrel Magpul MBUS Rear Sight Black M4 Stock
$575.63
The DPMS 16″ M4 556 FSB Rifle combines the versatility of a semi-automatic action with the reliability of .223 Remington/5.56 NATO caliber, offering a 30-round capacity for ample firepower. Featuring a 16″ threaded barrel, M4 collapsible stock, and MBUS sights, this black anodized rifle is ideal for both competitive shooting and home defense applications.
10 in stock
Barrel: Nitride coated Chrome Moly steel barrel. Chambered in 5.56 NATO with a 1/7" twist M4 barrel extension and a carbine-length gas system. Barrel is finished off with a standard handguard an F-Marked front sight base and A2 flash hider.
Upper: Forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized. Uppers include forward assist and dust cover. These uppers are made for us right here in the USA by a mil-spec manufacturer.
Bolt: Full-auto profile bolt carrier group. Shot-peened mil-spec Carpenter No. 158® steel bolt. Gas Key Hardened to USGI Specifications Fastened with Grade 8 screws and Staked Per Mil-Spec.
Lower: These forged lowers are quality made using 7075-T6 aluminum and are marked "MULTI" for caliber. Finish is hardcoat anodize.. Mil-spec diameter 7075-T6 buffer tube is hardcoat anodized has 6 adjustment positions is fitted with a DPMS M4 Carbine Stock. The fire control group is a DPMS mil-spec finished single-stage assembly.
Details:
- Caliber: 5.56 NATO
- Barrel Length: 16 inches
- Barrel Profile: M4
- Barrel Steel: Chrome Moly Vanadium
- Barrel Finish: Nitride
- Chrome Lining: No
- Muzzle Thread Pattern: 1/2" x 28
- Twist Rate: 1 in 7"
- Barrel Extension: M4
- Gas System Length: Carbine
- Diameter at Gas Block: .750"
- Gas Block Type: F-marked Front Sight Base
- Muzzle Device: A2 -style
- Receiver Material: Forged 7075-T6
- Receiver Type: M4
- Handguard Type: M4 with heat shields
- Bolt Material: Carpenter 158 Steel
- Bolt Carrier Profile: Full Auto
- Fire Control Group: Panther Polished Trigger (PPT)
- Grip: A2-style
- Stock: M4-style
- Buffer Tube Length: Carbine
- Buffer Tube Diameter: Mil-spec
- Overall Length: 32 inches
- Weight (as configured): 6.8 lbs
- Backup Sight: Magpul MBUS Rear Sight Black
| Weight | 7.900 lbs |
|---|---|
| Dimensions | 39.000 × 11.500 × 3.500 in |
| Manufacturer | DPMS |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.
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