Willwood487
Willwood487 14 May 2018
58

Ammo / Ammo testing - Willwood487

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300 blackout 185 gr Lee (P-mag issue?) function test

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I am seeing a issue with the last round in this P-mag. I am wondering if the spring is too stiff? I sized this bullet that drops at @3.13 down to a .311 and then down to a .309.

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