The MicroTune Gas Block combines a MicroPin Gas Block with a factory installed CustomTune Gas Port.
The Gas Block fits any standard AR barrel with a .625" nominal diameter journal.
The MicroTune AdjustableGas Block reduces gas system flow and corrects excessive gas drive from barrels with large gas ports or used with a dedicated suppressor.
After installation, the block requires no user adjustments or maintenance.
The port cannot fall out, come loose or go out of adjustment.
The MicroTune Gas Block is available with a variety of port sizes to meet many applications.
Please allow 3-5 days for items to ship
Made from 4140 Chrome-Moly steel and through hardened for maximum strength and toughness.
Measures 0.900” in length
Weighs only 1.25 oz.
5.56 11.5" CAR: .070"
5.56 16" CAR: .063"
5.56 16" MID: .076"