Rock River Arms is a premier manufacturer of AR Rifles, parts, and accessories. Rock River is known for their quality rifle builds, attention to detail, and superior stock triggers. Rock River is known for building rifles and upper receivers in a variety of popular calibers. This particular rifle is chambered in the very popular 5.56mm NATO cartridge.

Specifications and Features:
Rock River Arms Semi Auto Rifle AR1515
5.56 mm NATO (accepts .223 Remington)
18" Stainless Steel Bull Barrel
1:8" Twist Rate
Forged 7075 T6 Lower receiver
Forged 7075 T6 A4 Flattop Upper receiver with forward assist and port door
Standard charging handle
Two Stage Match trigger
Varmint gas block with sight rail
A2 buttstock
Hogue pistol grip
Carbine Length Aluminum free float handguard
20 round magazine
Overall Length 36.25"
Overall Weight 8.7lbs
Black