Description
Aero Precision APSL100630: This complete upper receiver features the same tried-and-true construction and aesthetics as Aero Precision’s M4E1 Threaded Upper Receivers, without provisions for a forward assist. The included ATLAS R-ONE Handguard is designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Aero’s proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. This complete upper does not include BCG or Charging Handle.
INCLUDES:
- M4E1 Threaded Upper Receiver, No Forward Assist
- 10.3″ M-LOK ATLAS R-ONE Handguard
- 12.5″ 5.56 CMV Barrel
- Low Profile Gas Block and Carbine Length Gas Tube
- Product comes assembled
- The muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel.
M4E1 THREADED, NO FORWARD ASSIST UPPER RECEIVER FEATURES:
- No Forward Assist
- Custom enhanced forging that gives the upper receiver a “billet look” while maintaining the structural integrity of a forged part.
- Picatinny profile that blends seamlessly with our Enhanced and ATLAS Series Handguards
- M4 Feedramps
- .250 takedown pin holes
ATLAS 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
12.5″ 5.56 BARREL FEATURES:
- 5.56 Nato 12.5″ Barrel, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled
- .750 gas block journal
- Carbine length gas system, .0785 gas port
- M4 Feed Ramp Extension
- HP and MPI tested
- Standard A2 flash hider
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