The Riley Defense RAK74 is a semi-automatic rifle chambered in 5.45x39mm, built around AK-pattern internals with a few practical upgrades over the baseline design. The chrome-lined 16-inch barrel is the standout spec — it cleans easily and holds up well over high round counts. 
 

Key Specifications 

• Model: RAK74 
• Caliber: 5.45 x 39mm 
• Action: Semi-Automatic 
• Barrel Length: 16 inches 
• Capacity: 30 rounds 
• Weight: 7.1 lbs. 
• Finish: Black anodized 
• Condition: New in Box 
   

Detailed Features 

The side-folding triangular metal stock keeps the rifle compact for storage or transport without adding play when locked open. Forged trunnion, bolt, and carrier construction gives the action the durability AK-pattern rifles are known for. Adjustable front and rear sights are zeroed for practical use with an effective range of 350 yards and a maximum of 1,000 yards. An extended magazine release and bolt hold open safety lever reduce fumbling during reloads. 
 

Usage Scenarios 

• Sport shooting and dynamic shooting events where the low-recoil 5.45x39mm cartridge helps with target transitions. 
• Tactical training where the folding stock and AK manual of arms are useful. 
• Home defense — 30-round capacity and reliable cycling cover that role adequately.

Owners of the Riley Defense RAK74 in 5.45x39mm generally come away satisfied. Build quality gets mentioned often — the rifle feels solid, and the forged components hold up over time. Accuracy with the 5.45x39mm cartridge draws consistent praise; the caliber's low recoil makes it easy to shoot well, and users report good results at practical distances.

The main complaints are about parts and accessories availability. The RAK74 is less mainstream than AR or standard AKM-pattern rifles, so sourcing specific components can take more effort. Weight at 7.1 lbs. comes up occasionally — most find it fine, but a few prefer something lighter for extended carry.

Customer service experiences with Riley Defense vary; some buyers report smooth interactions, others describe difficulty getting support. That's worth factoring in before purchasing.

Overall, if you're looking for a 5.45x39mm semi-auto with chrome-lined barrel and solid AK-pattern construction, the RAK74 delivers. The tradeoff is a narrower aftermarket than more common platforms.