This system will work with .223/5.56 x 45 mm NATO.
The Adams Arms Piston System:
We recommend using a standard barrel nut or barrel nut with similar measurements for proper fit and function of the kit. Many aftermarket proprietary barrel nuts do not offer the clearance for the drive rod or proper seating of the spring and bushing.
|Condition||New in Box|
|Finish Per Color||Black|
|Manufacturer Part Number||FGAA-03108|
|Model||P Series Micro Block Piston Kit Mid-Length|
|Type||Misc AR Parts|