Sale!

MSF 16” 6.5 Grendel Upper Receiver Assembly

$324.00

-13%

Complete your upper

Add a bolt carrier group and charging handle to complete your upper.

Add Bolt Carrier Group?

Charging Handle Options

Gas blocking charging handle

Customize your upper

Handguard Options

Muzzle Device Options

Gas Block

Pin/Weld

Foregrip Options

Optic Options

Light Options

Folding Adapter

Lower Parts ?

Ar15 Standard Lower Parts Kit LPK $49.99
Velocity 3lb Enhanced AR-15 Lower Parts Kit LPK $199.00
Ar15 Mil Spec Carbine Buffer Tube Kit $39.99

Custom Dust Cover Engraving

Silencer Use?

Do you plan to use a silencer?

Make sure the threads clear the rail, contact me if any issue.

Make sure barrel threads clear rail, and leave muzzle device loose.

We will build as designed and tighten muzzle device.

Tools / Extras

Product price: $324.00
Order total:
Free shipping on all orders over $500


Assembled, Test-Fired, and QC’d In-House

We assemble everything in-house, completely customized to your order. Our engineers have many years of experience in the industry, making sure that everything that goes out the door is built to the highest standard possible.

Prior to shipping, we test fire and follow a strict quality control protocol, paying extra attention to the gas system and headspace, ensuring that your AR-15 will function properly and will reliably fire in all cases. 

High-Quality Components

Over the past 10 years, we have carefully refined the parts we use for our AR-15 uppers. We only use high-quality components in our builds that have been sourced from proven manufacturers and OEMs.

We have built tens of thousands of AR-15s and ensure reliability, durability, and accuracy in all of our products.

Limited Lifetime Warranty

We stand behind our products and have a limited lifetime warranty on the uppers that we sell.  Our warranty protects against defects in product, material, or workmanship.

If there is an issue, simply contact us, and we will handle it. We will repair/replace items if necessary. 

Additional information

Weight 5 lbs
Barrel Size

16"

Caliber

6.5 Grendel

Style

Rifle