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**Unclenick** · July 30, 2021, 02:28 PM

Western Powders used to hold that handgun ammo should start at max minus 15%, and that 10% was for rifles. I'm not sure of their reasoning, other than tolerances for smaller charges, but following that advice doesn't hurt anything. Load one round a 0.85×Max and work up from there.

July 30, 2021, 02:28 PM	#4
Unclenick Staff Join Date: March 4, 2005 Location: Ohio Posts: 21,061	Western Powders used to hold that handgun ammo should start at max minus 15%, and that 10% was for rifles. I'm not sure of their reasoning, other than tolerances for smaller charges, but following that advice doesn't hurt anything. Load one round a 0.85×Max and work up from there. __________________ Gunsite Orange Hat Family Member CMP Certified GSM Master Instructor NRA Certified Rifle Instructor NRA Benefactor Member and Golden Eagle