The Aero Precision M4E1 Complete Lower Receiver with Magpul SL Carbine Stock is the perfect upgrade for your AR build. This complete lower features an M4E1 Lower and is upgraded to include an Magpul PRS Lite Stock. The MOE SL® Stock – Mil-Spec Model (MOE Slim Line) is a drop-in replacement buttstock for AR15/M4 carbines using mil-spec sized receiver extension tubes. Designed for the modern battlefield, the sleek profile, dual-side release latches, rolled toe, and angled rubber butt-pad are optimized for use with body armor or modular gear and provides for efficient shoulder transitions.
INCLUDES:
M4E1 Lower Receiver
Magpul MOE Grip
Magpul SL Carbine Stock
Lower Parts Kit
Carbine Receiver Extension
Enhanced Carbine Buffer Tube (Kodiak Brown & OD Green Anodized)
AR15 Carbine Buffer and Spring
These parts are installed
M4E1 THREADED UPPER RECEIVER FEATURES:
New enhanced forging that gives the upper receiver a "billet look"
New picatinny profile that blends seamlessly with our Enhanced Series Handguards
M4 Feedramps
.250 takedown pin holes
Laser engraved T-marks
Includes port door and forward assist installed
R-ONE HANDGUARD FEATURES:
Full top picatinny rail for optional attachments
Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
Compatible with low profile gas blocks
1.3” Inside diameter
1.5” Outside diameter
Compatible with mil-spec AR15 upper receivers and barrels
16" 5.56 MID-LENGTH BARREL FEATURES:
5.56 NATO 16" Midlength, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled
.750 gas block journal
Mid-length gas system, .0785 gas port
M4 Feed Ramp Extension
HP and MPI tested
Standard A2 flash hider