Upper Receiver Parts
Showing 19–27 of 55 results
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Add to cartMORE INFOErgo .750 Adjustable Gas Block
$45.99- CNC machined 4140 chromoly steel
- Full shutoff with zero adjustment movement
- Nitride/Melonite QPQ finish
- Chamfered edge, semi-press fit
- USA made steel & Machined in the USA
- Weighs 2oz
- Fits under most free float handguards
- Internal Diameter 0.750
- Same profile/height as the standard low-profile gas block
- Includes (2) set screws for a secure attachment
- Includes 10-32 Set-Screw and a 4-40 Retaining Screw (Rearward facing)
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Select optionsMORE INFOGrendel Hunter Handguard/Brake Combo
$114.99 – $144.97Handguard- Black Hard-Coat Anodized
- 6061 T6 Aluminum
- 1.3″ Inside Diameter
- Steel Barrel Nut
- Will fit any standard Mil-Spec AR-15 upper receiver
- Made in the USA
- Comes with barrel nut and hardware
Muzzle Brake
- Slanted 3 port muzzle brake
- 5/8-24 twist
- 4140 black nitrided steel
- Can be used for 6.5mm and .30 caliber
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SALE!
Select optionsMORE INFOGrendel Hunter M4E1 Assembled Upper
From:Product pictured with black Strike Industries forward assist and dust cover. Customize with the options below.
- Assembled Grendel Hunter M4E1 Upper Receiver – Aero Precision
- 7075 T-6 Aluminum
- M4 Feedramps
- .250 takedown pin holes
- Laser engraved T-marks
- New enhanced forging that gives the upper receiver a “billet look”
- Forward Assist
- Dust Cover
$99.99$94.99 -
Add to cartMORE INFOGrendel Hunter M4E1 Stripped Upper
$89.99- Stripped Grendel Hunter M4E1 Upper Receiver – Aero Precision
- 7075 T-6 Aluminum
- M4 Feedramps
- .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”
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Select optionsMORE INFOGrendel Hunter Receiver/ Handguard/ Brake Set
From: $204.99Product pictured with black Strike Industries forward assist and dust cover. Customize with the options below.
Assembled Upper Receiver- Grendel Hunter M4E1 Upper Receiver – Aero Precision
- 7075 T-6 Aluminum
- M4 Feedramps
- .250 takedown pin holes
- Laser engraved T-marks
- New enhanced forging that gives the upper receiver a “billet look”
- Forward Assist
- Dust Cover
Handguard
- Black Hard-Coat Anodized
- 6061 T6 Aluminum
- 1.3″ Inside Diameter
- Steel Barrel Nut
- Made in the USA
Muzzle Brake
- Slanted 3 port muzzle brake
- 5/8-24 twist
- Can be used for 6.5mm and .30 caliber
-
Select optionsMORE INFOGrendel Hunter Receiver/Handguard Set
From: $169.99Product pictured with black Strike Industries forward assist and dust cover. Customize with the options below.
Assembled Upper Receiver- Grendel Hunter M4E1 Upper Receiver – Aero Precision
- 7075 T-6 Aluminum
- M4 Feedramps
- .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”
- Forward Assist
- Dust Cover
Handguard
- Black Hard-Coat Anodized
- 6061 T6 Aluminum
- 1.3″ Inside Diameter
- Steel Barrel Nut
- Made in the USA
