LMT Defense LM308MWS LM8 .308 Win AR-10 with 16 in Nefarious Arms Dimple-Fluted Threaded Barrel, Monolithic MWS Upper, Ambi Controls
This LMT Defense LM308MWS pairs the LM8 monolithic MWS architecture with a factory stock barrel that was professionally dimple fluted by Nefarious Arms. It features a 16-inch threaded barrel with a closed-bottom birdcage flash hider, ambidextrous controls, and a full-length T-marked Picatinny top rail. The rifle includes a BCM collapsible stock and BCM textured pistol grip, plus bolt-on Picatinny rail sections on the LM8 handguard.
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: There are minimal markings from previous handling and use. The bore is bright and clean.
What’s Included
- 1x 20rd Magpul PMAG LR polymer magazine for 7.62x51/.308
- Dimple-fluted barrel (installed)
- BCM textured pistol grip (installed)
- BCM collapsible carbine stock (installed)
- Bolt-on Picatinny rail sections on the LM8 handguard (installed)
The monolithic MWS upper uses dual side barrel-retaining bolts that support quick barrel changes, paired with a full-length T-marked Picatinny top rail. The receiver is aluminum and marked "LMT DEFENSE - ELDRIDGE, IA USA - MULTI-CAL - LM308MWS." The upper is additionally marked with "CA PATENT # 2485710" and two US patent numbers.
The factory stock barrel has been dimple fluted by Nefarious Arms and is threaded at the muzzle, capped with a closed-bottom birdcage flash hider. Barrel length is 16 inches, and the rifle is chambered in .308 Winchester.
Controls are well-appointed with an ambidextrous safety selector and ambidextrous magazine release, plus a right-side bolt catch. The LM8-style monolithic handguard provides modular rail slots, and bolt-on Picatinny rail sections are installed for accessories.
This AR-10 pattern rifle runs a direct impingement action and includes a BCM collapsible carbine stock and BCM textured polymer pistol grip. Capacity is 20+1, and one 20-round Magpul PMAG LR magazine is included. Length of pull is 12.5 inches. Country of origin is USA.




