My LMT 16" M4 style upper loves the stuff. I zeroed with .223 75 TAP and shoot the 75 Practice without any issues. Just remember to clean the chamber before going back to brass cased ammo.
My LMT 16" M4 style upper loves the stuff. I zeroed with .223 75 TAP and shoot the 75 Practice without any issues. Just remember to clean the chamber before going back to brass cased ammo.
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