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Product pictured with black Strike Industries forward assist and dust cover. Customize with the options below. Click Here For Specifications Assembled Upper Receiver
Grendel Hunter M4E1 Upper Receiver – Aero Precision
7075 T-6 Aluminum
.250 takedown pin holes
Laser engraved T-marks
Includes threaded forward assist roll pin
New enhanced forging that gives the upper receiver a “billet look”
Black Hard-Coat Anodized
6061 T6 Aluminum
1.3″ Inside Diameter
Steel Barrel Nut
Made in the USA