04-05-2013, 12:11 AM
olinaz Wrote:Took my new Grendel to the range for the first time Friday and found the following 3 issues:
2. Bolt would not lock back when last round shot.
Do you have more than one mag? Most of the time it is just the mag that is the problem, if you have more that one and it does it with all of them it is most likely short cycling, you can also make sure your bolt catch is not busted.