Bushmaster ACR DMR 5.56 NATO Semi-Auto Rifle, 18.5 in Barrel, Short-Stroke Piston, Geissele Trigger, PRS Stock
This Bushmaster ACR DMR is a designated marksman configuration in 5.56 NATO with an 18.5 inch barrel, short-stroke gas piston system, and a two-position gas regulator. It comes upgraded with a Geissele trigger and includes an angled foregrip and folding bipod installed. The rifle features a Magpul PRS-pattern folding stock with screw-adjustable comb and length of pull, a continuous 12 o'clock Picatinny rail with accessory rails at 3, 6, and 9 o'clock, and ships with Magpul PMAGs. Receiver and barrel markings confirm its B.F.I. Lawrenceville, GA origin and 1:7 twist specification.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: Light blemishing is present around the ejection port. There are small spots of pitting on the metal hardware of the stock.
What’s Included
- Manual
- Angled foregrip (installed)
- Folding bipod (installed)
- 1x 30-round Magpul PMAG 5.56x45 magazine
- 1x 20-round Magpul PMAG 5.56x45 magazine
The ACR DMR configuration pairs an 18.5 inch barrel and two-position gas regulator with a short-stroke gas piston action and a rotating multi-lug bolt. The barrel is stamped "BFI 5.56 NATO 1/7" and is capped with an A2-style flash hider on a threaded muzzle.
Controls and ergonomics include a left-side charging handle, a manual safety, and a Magpul PRS-pattern folding stock that provides a screw-adjustable comb and adjustable length of pull. The listed length of pull is 13.5 inches, and the stock shows molded "PRS" and "CAGE 1LX50" markings.
The receiver is marked "B.F.I. LAWRENCEVILLE, GA, U.S.A." and "MODEL-BACR CALIBER-MULTI." The ejection-port cover is marked "MULTI-CAL." A continuous 12 o'clock Picatinny rail bridges the receiver and handguard, with additional accessory rails at the 3, 6, and 9 o'clock positions. The gas regulator selector shows "C."
A Geissele trigger is installed for a refined fire-control feel. Capacity is stated at 30+1, and the rifle includes one 30-round and one 20-round Magpul PMAG 5.56x45 polymer magazine.




