The Ruger AR-556 MPR in Turquoise is a semi-automatic 5.56mm NATO rifle with an 18" barrel and 1:8" twist rate. The upper receiver, lower receiver, and handguard are all finished in Turquoise Cerakote. It ships with a 30-round magazine, a Magpul MOE grip and adjustable stock, and a Picatinny rail -- no iron sights included. Collapsed length is 35", extended is 38.25", weight is 6.8 lbs. 
 

Key Specifications 

• Manufacturer: Ruger 
• Model: AR-556 MPR Turquoise 
• Caliber: 5.56mm NATO 
• Barrel Length: 18 inches 
• Twist Rate: 1:8 inches 
• Overall Length: 35" (Collapsed), 38.25" (Extended) 
• Finish: Turquoise Cerakote (Upper/Lower/Handguard) 
• Grips: Magpul MOE 
• Sights: None (Optic Ready with Picatinny Rail) 
• Magazine Capacity: 30-Rounds (+1 Chambered) 
• Weight: 6.8 lbs 
• Action Type: Semi-Automatic 
   

Features 

• Semi-automatic with optic-ready Picatinny rail 
• Turquoise Cerakote on upper, lower, and handguard 
• Magpul MOE grip and adjustable stock 
• 18" barrel with 1:8" twist optimized for 5.56mm loads

The turquoise Cerakote finish is the first thing owners comment on -- it's what sets this model apart from the standard MPR lineup, and most find it eye-catching in a good way. The 18" barrel is well-regarded for balancing usability at the range with reasonable accuracy at distance.

Some users note the rifle comes in on the heavier side compared to lighter AR-platform rifles. Most find the value competitive for Ruger's build quality and reputation for durability. The optic-ready setup is seen as practical -- buyers can mount what they want without paying for irons they'd remove anyway.