Bear Creek Arsenal 22WMR side changing handle upper on Aero Precision lower. Build Bio #shorts

Published on April 17, 2025
Duration: 1:41

This build features a Bear Creek Arsenal 22 WMR side-charging upper receiver paired with an Aero Precision M4E1 FDE Cerakote lower receiver. It incorporates an LBE Unlimited lower parts kit known for its crisp trigger, a Spike's Tactical buffer tube, and Magpul furniture. An inexpensive Simmons 3-9x40 scope is utilized, and an M-LOK angled foregrip is attached.

Quick Summary

This custom AR build combines a Bear Creek Arsenal 22 WMR side-charging upper with an Aero Precision M4E1 FDE Cerakote lower. Key components include an LBE Unlimited lower parts kit for a crisp trigger, Magpul furniture, and a Simmons 3-9x40 scope.

Chapters

  1. 00:00Build Overview
  2. 00:03Bear Creek Arsenal Upper
  3. 00:08Aero Precision Lower Receiver
  4. 00:16Lower Parts Kit and Internals
  5. 00:32Magpul Furniture
  6. 00:36Seekins Magazine Release
  7. 00:41Optics and Rings
  8. 00:57Angled Foregrip and M-LOK
  9. 01:09Compensator

Frequently Asked Questions

What are the key components of this custom AR build?

This build features a Bear Creek Arsenal 22 WMR side-charging upper on an Aero Precision M4E1 lower. It includes an LBE Unlimited lower parts kit, Spike's Tactical buffer tube, Magpul furniture, Seekins Precision magazine release, and a Simmons 3-9x40 scope.

What caliber is the Bear Creek Arsenal upper receiver chambered for?

The Bear Creek Arsenal upper receiver is chambered for the 22 Winchester Magnum (22 WMR) cartridge, a rimfire round known for its increased power over standard .22 LR.

What type of trigger is used in this build, and what is its characteristic?

The build uses an LBE Unlimited lower parts kit, which is noted for providing a surprisingly crisp trigger pull despite being an inexpensive option.

What accessories are attached to the firearm's rail system?

A Magpul angled foregrip for M-LOK is mounted on the bottom rail, and a short piece of M-LOK rail is also present, potentially for bipod attachment. A Sniper brand ring set is on the top Picatinny rail.

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