Optimal Charge Weight Testing with several loads and several cartridges

2 years ago
209

I performed some testing for Optimal Charge weight with my 300 PRC, 338 LM, 6.5 Creedmoor, 6.8 SPCII, 300 BLK and 7.62x39. Also did some barrel break-in for my 224 Valkyrie.

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