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Topcoat · December 17, 2012, 12:31 PM

I zeroed my Rock River Predator, 20" heavy Stainless 1 in 8 twist, 1 !/2" high at 100 yd. using factory Hornady 55 grn. Vmax rounds. When I switched to 55 grn. FMJ (Hornady I think) POI changed to about 2 1/2 to 3 in. low and about 1/2 in. left IIRC...

December 17, 2012, 12:31 PM	#8
Topcoat Junior Member Join Date: July 25, 2010 Location: Colorado Front Range Posts: 12	I zeroed my Rock River Predator, 20" heavy Stainless 1 in 8 twist, 1 !/2" high at 100 yd. using factory Hornady 55 grn. Vmax rounds. When I switched to 55 grn. FMJ (Hornady I think) POI changed to about 2 1/2 to 3 in. low and about 1/2 in. left IIRC...