CMMG | 17 PIECE AR LOWER RECEIVER PARTS KIT
17 Critical Parts For Your AR-15 Lower. Parts kit contains 17 essential pins and springs for your AR lower receiver. Saves time when assembling components for a build and makes a great emergency replacement kit for small parts that are most often lost or broken. All Parts Meet or Exceed Mil-Spec.
Parts kit contains:
- trigger spring
- hammer spring
- 2 hammer & trigger pins
- 2 takedown detent springs
- disconnector spring
- safety selector detent
- safety selector spring
- bolt catch spring
- bolt catch plunger
- bolt catch pin
- triggerguard pin
- buffer retainer
- buffer retainer spring
- 2 takedown detents
