Stanard Kit | 20-piece Lower Parts Kit | Standard trigger pins and standard safety.
- Safety detent pin
- Safety detent spring
- Mag catch
- Mag catch spring
- Mag release button
- Bolt catch
- Bolt catch spring
- Bolt catch plunger
- Bolt catch roll pin
- Pivot pin
- Takedown pin
- Pivot/takedown spring (2 pcs)
- Pivot/takedown detent (2 pcs)
- Buffer retention pin
- Buffer retention spring
- Standard trigger pins (2 pcs)
- Standard safety selector
- Does not include fire control group, grip, or trigger guard
- Essentials Trigger Kit: Includes Mil-Spec Trigger Group
- Pro Trigger Kit: Includes 3.5# Super Sporting Trigger