The Ergo 4822 AR-15 .750 Adjustable Gas Block is designed to fit under
the Ergo Modular and SuperLite™ Rail System, as well as most other
manufacturer's free float handguards. The gas block allows the user to
variably fine tune their rifle's gas system down to full shutoff. The
adjustable gas block retains the same height/profile as the standard
Ergo low profile gas block. Melonite QPQ finish for durability, and
machined from 4140 chromoly steel with chamfered edges, featuring a slip
on fit for ease of installation and secured with two set screws.
Features and Specifications:
Manufacturer Number: 4822
CNC machined 4140 chromoly steel
Full shutoff with zero adjustment movement
Nitride/Melonite QPQ finish
Chamfered edge, semi-press fit
Internal Diameter 0.750"
Weighs 2 oz
Under most free float handguards. Same
profile/height as the standard low-profile gas block. Accepts standard
gas tube roll-pins but, a roll-pin is NOT included.
Two set screws for a secure attachment
10-32 Set Screw
4-40 Retaining Screw (Rearward facing)