The Radical Firearms Forged MHR is a semi-automatic rifle chambered in 5.56x45mm NATO with a 16-inch barrel, 1:7" twist, and 30+1 capacity. The receiver is 7075 T6 aluminum with black anodizing. The stock is a B5 Bravo adjustable in 6 positions. Barrel finish is black Melonite. Weight is 4.2 lbs. 
 

Key Specifications 

• Caliber: 5.56x45mm NATO 
• Action: Semi-Automatic 
• Capacity: 30 Rounds (+1) 
• Barrel Length: 16 inches 
• Weight: 4.2 lbs 
• Finish: Black Melonite 
• Frame Material: Synthetic 
• Receiver Material: 7075 T6 Aluminum (Black Anodized) 
   

Detailed Features 

 
At 4.2 lbs the MHR is on the lighter end of the AR-15 market, which is one of its primary selling points. The 7075 T6 aluminum receiver is the industry-standard alloy used across most quality AR-15 platforms. The Melonite barrel finish provides corrosion and wear resistance comparable to chrome lining. 
 
The 1:7" twist rate handles the full range of 5.56/223 bullet weights including heavier projectiles in the 62-77 grain range that some buyers prefer for self-defense or precision use. The optic-ready flat top upper accepts standard Picatinny-compatible mounts without additional hardware. 
 
The B5 Bravo adjustable stock is a specific upgrade over generic AR-15 stocks that often ship on entry-level rifles. Six length positions accommodate different length-of-pull preferences and allows use with or without body armor. 
 

Usage Scenarios 

 
The MHR's 16-inch barrel and light weight make it practical for home defense, range shooting, and general recreational use. The 5.56 NATO chambering accepts both .223 Rem and 5.56x45mm ammunition. For home defense the shorter length and 30-round capacity are practical. At the range the 4.2 lb weight reduces fatigue during extended sessions.

The Radical MHR's primary appeal in discussions is the price-to-weight ratio. At 4.2 lbs with a B5 stock and Melonite barrel, buyers are getting a lighter platform than many AR-15s at comparable price points.

Reliability feedback is generally positive for range and recreational use. Most owners report consistent cycling with standard brass-cased ammunition. Some notes on reliability with cheaper steel-cased ammunition or under dusty conditions show up occasionally, which is typical across the AR-15 price tier.

Build quality discussions are mixed. The 7075 T6 receiver and Melonite barrel get positive marks. Some buyers note that non-critical components, particularly the lower receiver furniture and triggers, reflect cost-cutting that shows compared to more expensive builds. The B5 stock is mentioned as a positive outlier in the factory configuration.

The optic-ready flat top is consistently noted as useful. Buyers appreciate not paying for iron sights they'll replace immediately anyway when mounting an optic.

Comparisons to Smith & Wesson M&P Sport II and Ruger AR-556 are common. The MHR's light weight is often its distinguishing advantage in those comparisons, while the other brands sometimes get the nod on build consistency.

Customer service experiences vary by individual. Positive warranty resolution stories exist alongside frustration reports, so this is worth factoring into a purchase decision.

This has been a strong starter rifle with no issues in use. Component quality feels good throughout, and discovering the ambidextrous selector was a pleasant surprise because I had not expected it. I particularly like the barrel and the free-floating quad rail. Together they make the rifle feel like a solid base rather than something that immediately needs extensive changes. There is still room to personalize it over time, which is part of the appeal. A lighter trigger is the first upgrade I have in mind, but the existing setup already shoots well. The mix of dependable operation, quality components, and an upgrade-friendly layout gives me plenty to enjoy now while leaving options open later.