11.5” Upper Receiver Group for sale in San Antonio Texas

$850.00

Meant to be ran suppressed and features a sionics extreme reduced gas port 11.5” barrel (.061 port) - carbine length gas system. Soft shooter.

100% reliability and lock back on an empty magazine with an RC2, H3 buffer and Sprinco White. Unsuppressed with the same buffer and spring, it was essentially a bolt gun - with the right buffer and spring combination, you may be able to get the setup to run reliably unsuppressed as well.

Parts list below:

- Surefire 3 Prong Flash Hider: Installed using rocksett, timed and torqued to 28ft lbs
- Sionics 11.5” Extreme Reduced Gas Port Barrel: 1/7 Twist / 5.56 / Carbine Gas
- Sionics Gas Block: Installed using blue loctite (243), and torqued to 15in lbs
- Sionics Carbine Length Gas Tube
- BCM M4 Thermal Fit Upper Receiver: cosmetic wear to the front of upper receiver, near the pic rail, seen in photos
- Geissele 10.5” Mk16 Handguard: Barrel nut was installed using aeroshell 33ms grease and torqued to 50ft lbs and handguard bolts were torqued to 80in lbs per Mk16 manual
- Microbest premium chrome bolt carrier group with OCKS screws and heavy duty stake