The SIONICS Weapon Systems Upper Receiver Parts Kit is a complete MIL-SPEC Kit to enable you to complete your stripped upper receiver. Don't be fooled by other cheaper kits out there; these are true top-quality kits.
Includes:
- Ejection Port "Dust" Cover
- Dust Cover Pin
- Dust Cover Pin Clip
- Dust Cover Pin Spring
- Forward Assist Mechanism
- FA Retaining Pin
MADE IN USA
