The Patriot Ordnance Factory LMR Base is a semi-automatic rifle chambered in .308 Win with a 16.5-inch threaded barrel. It has a 20-round capacity with a black synthetic stock and an M-Lok handguard. The barrel is threaded at the muzzle. 
 

Key Specifications 

• Brand: Patriot Ordnance Factory 
• Model: LMR Base 
• Caliber: .308 Win 
• Action: Semi Auto 
• Capacity: 20 rounds 
• Barrel Length: 16.5 inches 
• Color/Finish: Black 
   

Detailed Features 

• 16.5-inch threaded barrel in .308 Win 
• 20-round magazine capacity 
• Black synthetic stock 
• M-Lok handguard for accessory attachment 
• Direct-impingement (DI) gas system

Owners of the POF LMR Base in .308 Win tend to appreciate the combination of a mid-length gas system and the M-Lok handguard, which gives the rifle a clean profile without the bulk of free-float systems on heavier builds. The threaded barrel is a frequently cited positive for those who want to run a muzzle device.

The LMR Base sits at the entry level of the POF lineup and some owners note the trigger is less refined than what POF offers on higher-tier models. A few swap it out early. Reliability with brass-cased .308 Win ammunition is generally reported as strong; performance with steel-cased ammunition gets mixed reviews.

At its price point the LMR Base is considered a capable semi-automatic .308 Win platform. Owners who compared it against similarly priced competitors mention the M-Lok handguard and threaded barrel as differentiating features. The synthetic stock draws little comment, described as functional rather than impressive.