Jacob Grey Custom (M4) Billet Upper and Lower Receiver Set. CNC Machined Aluminum.
Machined to the Tightest of tolerances on 5 axis Aerospace machines. Designed to provide a more Rigid shooting platform than other Receivers while still saving as much weight as possible.
- Billet 7075-T651 aircraft aluminum
- Upper and lower are a match set
- Expanded trigger guard
- Ambidextrous safety markings
- 6-32 threaded bolt catch screw
- Forward assist delete
- Full picatinny rail
- M4 feedramp cut
- Sand blast finish
- Black hard anodize
- Caliber: Multi (will accept any upper and/or caliber designed for the AR-15 platform)
- Magazine: Accepts any standard MIL-SPEC AR-15 magazine
- Precision broached magazine well with beveled feed lips
- Caliber marking of “Multi” so it can be used with different caliber uppers
- Compatible with all standard AR-15 components and magazines and most aftermarket parts
- Integrated large opening “winter” trigger guard
- Manufactured to MILSPEC
- Made in America
- Requires shipment to licensed FFL dealer. This is a serialized item considered to be a firearm by BATFE. All BATFE, GCA & NFA rules apply.
What Our Customers Are Saying
If you ever shoot one, that is the moment you will begin to covet that which you are holding. Yes, I have shot one. One time. It was enough to let me know I’ve got to have one."
James Watford, via Facebook