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I'm sure you could substitute another primer…I like CCI…but I'm sure what ever you have readily available will work…nothing wrong with Federal though, but I would stick with 4064 and wait for it.
Loads posted are directly from a web source…just to give you an idea on where to start, you will find something that comes together playing between 37-39grs, shouldn't be too hard to dial it in.
Its going to be a laser out to 300yrds with that bullet!
