Andro Corp Industries A2M4 5.56 NATO Barreled Upper Receiver - 10.3"

This barreled AR-15 upper receiver is fully assembled and perfect for a new build or complete lower. The A2M4 upper receiver features a 10.3" 4150 Chrome Moly Vanadium barrel with a durable and corrosion-resistant melonite finish, as well as a carbine length gas system with a FSB. The compact barrel also features a 1 in 7 rate of twist, 1/2x28 threaded muzzle with an A2 flash hider installed, and M4 feed ramps. The 7075 aluminum upper receiver features an A2 carry handle with rear sight, ejection port cover assembly, and forward assist. Don't forget to add your favorite charging handle and bolt carrier group to complete the package!

Features:

• AR-15 barreled upper receiver
• Barrel length: 10.3"
• Barrel material: 4150 CMV
• Barrel finish: Melonite
• 1/2x28 threaded muzzle
• A2 flash hider
• Rate of twist: 1 in 7
• Carbine-length gas system
• Front sight base
• A2 carry handle with rear sight
• Ejection port cover
• Forward assist
• M4 feed ramps
• M4 handguard