Description
CMMG ZEROED lower parts kit for AR15 lower receivers. This kit includes a full set of lower receiver components built around ZEROED controls, including an extended bolt catch, ZEROED adjustable ambi safety, ambi magazine catch, and an extended magazine release button. It also includes the standard fire control parts like the trigger, disconnector, hammer, and associated springs and pins. Parts come in color-coded packets to make assembly straightforward, with all installation hardware included.
What’s included
- Extended bolt catch, plunger, spring, and roll pin
- Trigger guard, screw, and roll pin
- Trigger, trigger spring, disconnector, and disconnector spring
- Hammer and hammer spring, plus trigger and hammer retaining pins
- 60/90 adjustable ambi safety, detent, and spring
- Ambi magazine catch and spring
- Extended magazine release button
- HD pivot and takedown pins, detents, and springs
- Pistol grip, grip screw, and washer
- Buffer retainer and spring
Key details
- Black finish
- All parts meet or exceed mil-spec
- Made in the USA
Specifications
| Finish | Black |
|---|---|
| Safety | 60/90 Adjustable Ambi Safety |
| Magazine Control | Ambi Magazine Catch and Extended Magazine Release Button |
| Trigger | Mil-Spec Trigger |



