Your company account is blocked and you cannot place orders. If you have questions, please contact your company administrator.

M4E1 Builder Set w/ ATLAS S-ONE Handguard

As low as $292.73
In stock

Save 10% off the combined price when you buy the M4E1 Builder Set! This package deal includes the pieces you need to start building your own M4E1 (AR15) Rifle, including a M4E1 Threaded Upper Receiver, AR15 ATLAS S-ONE Handguard of choice and a M4E1 Stripped Lower Receiver.


Shipping to FFL Dealer RequiredYes
Made In America?Yes
Select Your FinishNo
Weight(s)7" KeyMod: 22.56 oz / 9" KeyMod: 23.14 oz / 12" KeyMod: 24.61 oz / 15" KeyMod: 25.49 oz | 7" M-LOK: 22.66 oz / 9" M-LOK: 23.27 oz / 12" M-LOK: 24.80 oz / 15" M-LOK: 25.75 oz
Other Features-
Submit your photo of this product for a chance to be featured on our website!
Upload Your Images
No image chosen

Add Additional Image

Write Your Own Review
You're reviewing:M4E1 Builder Set w/ ATLAS S-ONE Handguard
Your Rating