For an entry level AR (such as the Ruger 556), what upgrades would you recommend to bring it up to combat reliable level?
For the record, the Ruger AR 556 has been reliable thus far.
1. Opinions on getting an Fail Zero (Nickel Boron) bolt carrier group?
2. What about the extractor spring upgrade from BCM?
For the record, the Ruger AR 556 has been reliable thus far.
1. Opinions on getting an Fail Zero (Nickel Boron) bolt carrier group?
2. What about the extractor spring upgrade from BCM?