The Rock River Arms AR0784 LAR-15M NM A4 Complete Upper brings match-grade precision to the AR-15 platform. Built around a 20" air-gauged heavy stainless steel match barrel with a .223 Wylde chamber, this upper is engineered for shooters who demand consistent accuracy with both .223 Remington and 5.56 NATO ammunition. The forged A4 upper receiver, free-float 12.5" M-LOK handguard, and A2 flash hider work together to deliver a stable, reliable shooting foundation.

This complete upper includes a bolt carrier group and charging handle assembly, making it ready to pair with your compatible lower for range work, competition, or focused training. The cryogenically treated 1:8 twist barrel supports a wide range of bullet weights, while the railed gas block and modular handguard provide ample space for optics and accessories. It’s a refined option for shooters looking to upgrade their AR with Rock River Arms’ proven craftsmanship and attention to detail.

Key Features:

• Manufacturer: Rock River Arms
• Model: AR0784 LAR-15M NM A4 Complete Upper
• Caliber: .223 Wylde chamber for 5.56mm and .223 caliber
• Condition: New
• Barrel Length: 20" heavy match stainless steel
• Twist: 1:8"
• Muzzle: A2 flash hider, 1/2"-28 thread pattern
• Handguards: 12.5" rifle-length free float M-LOK
• What's In The Box: Complete upper with bolt carrier group and charging handle assembly