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RIGHT TO BEAR BCG UPPER BUILD KIT - M16 BLACK NITRIDE BOLT CARRIER GROUP + ANODIZED UPPER RECEIVER + MIL-SPEC CHARGING HANDLE
This upper receiver build kit is comprised of the following items and comes with everything that you need to build out your upper.
Be sure to select any of or dust cover options from the dropdown menu!
Includes:
- Complete 5.56 Polished Black Nitride Bolt Carrier Group
- M4 Flat Top Upper Receiver - Stripped
- Standard M4 5.56 Charging Handle - 7075 Aluminum
Component Features:
RTB 5.56 Black Nitride BCG
- Enhanced 9310 Steel (Bolt)
- 8620 Tool Steel (Carrier)
- Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
- Tool Steel Extractor
- Shrouded Firing Pin
- Mil-Spec Gas Key (4130 Steel) attached with Grade 8 hardware and Properly staked
- Caliber: .223 / 5.56 / 300 Blackout
- Bolt is shot Peened and MPI
- All BCG components are pre-polished before being processed and then post polished for an incredible shine
M4 Flat Top Anodized Upper Receiver - Stripped
- Machined from a Mil-Spec 7075 T6 forging, hard-coat anodized per Mil-A-8625F, Type III - Black
- M4 Feed ramps
- Features a mil-std 1913 rail for mounting optics
Standard AR-15 Charging Handle
Add a plain or engraved port door + forward assist kit from the drop down menu.
Choose one of our upper engraving graphics from the drop down menu.
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