RCA Rubber City Armory Adjustable Gas Key
Adjustable gas keys are a great alternative to more expensive gas adjustment components. This gas key will achieve the same result at a fraction of the cost.
Made from Pre-Hardened 4140: 28-32RC with radiused corners reducing sharp edges
Enhances performance of low mass and standard mass GI systems without unnecessary dissassembly. Gas flow is adjusted and maintained at the carrier with set screws. One to adjust gas flow and one to lock it in place. 3 1/8 screws and 2 3/16 set screws and wrench included to make necessary adjustments.
2 mounting bolts included.