CMMG - AR-15/M16 Lower Pin & Spring Kit

17 Critical Parts For Your 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.

Trigger Spring

Hammer Spring

2 Hammer Trigger Pins

2 Takedown Springs

Disconnector Spring

Safety Selector Detent

Safety Selector Spring

Bolt Catch Spring

Bolt Catch Plunger

Bolt Catch Coil Pin

Trigger Coil Pin

Buffer Retainer Spring

Buffer Retainer

Takedown Detent