I used 263. They recommend 638 as it is high temp rated. I’m more worried about the quarter turn lock. I have heard about a can flying down range with the A-lock. I check it is thigh and locked every 5 rounds…
I used 263. They recommend 638 as it is high temp rated. I’m more worried about the quarter turn lock. I have heard about a can flying down range with the A-lock. I check it is thigh and locked every 5 rounds…
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