


Brand: Aero Precision
Aero Precision M4E1 Enhanced Complete Upper, 20" 6.5 Grendel SS Barrel, EM-15 Gen 2 HG - Anodized Black - APAR640232M53
Save 14 % MSRP: $765.00 $654.99
November Savings Sale: use code BFMONTH12OFF for an additional 12% off this item.Only 2 left in stock
SKU: 17912 Category: Complete Uppers DescriptionUpgrade the performance of your AR15 build with this 6.5 Grendel Complete Upper Receiver. Designed to be a low recoil/high accuracy cartridge, the 6.5 Grendel is ideal for those looking to stretch the legs of their AR15 rifle, with proven results at 1000+ yards.
Features:
- Laser engraved T-marks (Anodized only)
- Comes assembled, with port door and forward assist installed
- Accepts standard AR15/M16 components
- Handguard mounting platform is forged into the receiver
- Works with Aero Precision handguards but also fits most BAR-system handguards
- Enhanced Handguard Features:
- Built in Anti-Rotation tabs
- Scalloped rails
- Continuous top rail
- 1.78in inside diameter fits most muzzle devices and 1.5in suppressors
- Compatible with low profile gas blocks
- Quick disconnect sling socket at the 3, 6 and 9 o’clock positions
- Additional milling along flats to aid with gripping and add visual appeal
- New profile for the continuous picatinny top rail
Specifications:
- Cartridge: 6.5mm Grendel
- Overall Length: 30 in
- Barrel Length: 20 in
- Barrel Profile: M4
- Gas System Length: Rifle Length
- Barrel Twist Rate: 1-8
- Threads per Inch: 5/8×24
- Handguard Type: Free-Float
- Muzzle Device: A2 Flash Hider
- Gun Model: AR-15
- Fabric/Material: 7075 T6 Aluminum
- Attachment/Mount Type: Picatinny
- Gas Block Journal Size-Diameter: .750 in
- Gun Rail: Picatinny
- Gun Make: AR Platform
- Weight: 70 oz
- Included Accessories: None
- Bolt Carrier Group Included: No
- Charging Handle Included: No
- Country of Origin: USA
Package Content:
- M4E1 Enhanced Assembled Upper Receiver
- Enhanced Handguard of choice
- 6.5 Grendel 20in Stainless Steel Rifle Length Barrel
- .750 Low Profile Gas Block and Rifle Length Gas Tube
- A2-style Flash Hider
- Product comes assembled
| Weight | 70 oz |
|---|---|
| Dimensions | 32 × 5 × 5 in |
| Barrel Finish | Nitride / Melonite |
| Barrel Profile | M4 |
| Gas System Length | Rifle |
| Barrel Length | 20 |
| Cartridge Compatibility | 6.5 Grendel |
| Twist Rate | 1-8 |
| BCG / Charging Handle | Not Included |
| MPN | APAR640232M53 |
| UPC | 840014603398 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
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