Enhance the performance of your AR-15 configuration with the 6.5 Grendel assembled upper receiver. Engineered as a low-recoil, high-accuracy cartridge, the 6.5 Grendel is optimal for users aiming to extend the effective range of their AR-15 rifle, demonstrating reliable performance at distances exceeding 1000 yd. This assembled upper features Aero Precision's latest ATLAS R-ONE handguard. The R-ONE handguards are meticulously designed to balance size and weight considerations while offering ample space to support various attachment requirements. Aero Precision's proprietary ATLAS attachment system provides a robust and reliable mounting platform.
The newly improved forging process imparts a "billet look" to the upper receiver
The newly designed picatinny profile integrates seamlessly with the Aero Enhanced series handguards' upper receiver
Upper receiver with M4 feedramps
Upper receiver with 1/4 inches takedown pin holes
Upper receiver with laser-engraved T-marks
The upper receiver is equipped with an installed port door and forward assist
Comprehensive picatinny rail handguard
The handguard is equipped with quick disconnect sling sockets located at the 3, 6 and 9 o'clock positions
Handguard designed for compatibility with low-profile gas blocks
Handguard with an internal diameter of 1.3 inches and an external diameter of 1-1/2 inches
Compatible with military specification (mil-spec) AR-15 upper receivers and barrels
6.5 Grendel 20 inches rifle-Length barrel
Gas block journal with a diameter of 3/4 inches
Rifle-Length gas system
M4 feed ramp extension barrel
Barrel tested by HP and MPI
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