Radical Firearms 5.56 Barreled AR-15 Upper - 16" - Primary Arms Exclusive

Note: Does not include bolt carrier group or charging handle.

Radical Firearms has developed this 5.56 NATO barreled AR-15 upper exclusively for Primary Arms. The 1:7 twist rate 4140 Chrome Moly Vanadium SOCOM profile barrel features a thicker design that can handle heavy use and prolonged periods of fire. The Primary Arms exclusive free float M-LOK handguard is rapid cooling, has plenty of room for your choice of accessories, and has a slim build allowing for an easy grip.  Made for the 5.56 caliber round, Radical Firearms rounds out the features on this 16" PA Exclusive Barreled Upper with an A2 style flash hider. It also includes a thread of 1/2 x 28 threads per inch to accommodate improvement accessories such as muzzle breaks, silencers, and compensators. The upper receiver is forged from 7075 T6 aerospace-grade aluminum and features a hardened Type III Anodized finish for dependable, quality shooting. This Radical Firearms barreled upper is a great way to start or finish your next build. 

Features:

• 16” 4140 Chrome Moly Vanadium Barrel
• 5.56 NATO
• Primary Arms Exclusive Free Float M-LOK Handguard
• 1:7 Twist Rate
• 1/2x28 thread pitch A2 flash hider
• Made in the U.S.A. in Stafford, Texas!