AR-15 Bolt Carrier Group Rebuild
Years ago I purchased a PSA bolt carrier group that gave me nothing but trouble from the start. I put … Continue reading AR-15 Bolt Carrier Group Rebuild
Tag: bolt carrier group
Useful Tools: Brownells’ AR-15/M-16 Carrier Key Staking Tool
I recently had to rebuild a bolt carrier group due to a constant stream of failures to feed and extract. … Continue reading Useful Tools: Brownells’ AR-15/M-16 Carrier Key Staking Tool