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by jrichberg
May 23rd, 2016, 9:23 pm
Forum: Ammunition
Topic: Underwood Ammunition
Replies: 16
Views: 6047

Re: Underwood Ammunition

I've used both the +P 95g and the 115g Underwood ammunition in two P64's. Both weights of ammo were accurate and grouped well. However, the ejected 95g round cases consistently showed a moderate degree of bulging in the virgin Underwood brass, so these 24,500 psi rounds are a bit too hot for my tast...