- Forward Assist Assembly
- Forward Assist Spring
- Forward Assist Roll Pin
- Ejection Port Cover Door
- Ejection Port Cover Rod
- Ejection Port Cover Spring
The AERO PRECISION AR 308 Upper Parts Kit includes everything you need to install a MIL-SPEC forward assist assembly and ejection port cover assembly for your stripped upper receiver. Complete your Aero Precision M5 or other DPMS pattern AR-308 receiver with the Aero Precision AR 308 Upper Parts Kit.
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