Aero M5 12.5" Barreled .308 Upper Receiver with Atlas R-ONE Rail M-LOK Handguard
NOTE: Does not include bolt carrier group or charging handle.
Known for their fantastic finish and excellent quality, Aero Precision’s 12.5" .308 M5 Barreled Upper Receiver is a great start for an AR-308 pistol or registered SBR that's compact and powerful. Reliable carbine gas length and lightweight ATLAS R-ONE free float M-LOK handguard.
12.5" 41V50 Chrome Moly Vanadium Steel
Carbine length gas system
5/8x24 thread pitch
1:10 twist rate
DPMS-pattern barrel extension
A2 flash hider
12" Atlas R-ONE M-LOK Handguard
Made in the U.S.A.
M5E1 Upper Features:
18" .308 CMV Barrel Features: