Search Results for ‘aluminum’

I read around that the SCAR 17S uses a 6061 extruded upper receiver. Does anyone here have any knowledge on the SCAR's upper metallurgy? It seems very strange that the manufacturer of such a high-grade rifle would save a little to not use 7075. I realize these aren't high-wear parts, but with...

I've started comparing 55 gr vs. 77 gr performance in my FS2000. The 55 gr I am using for comparison is PMC X-TAC. The 77 gr is Black Hills OTM. The 77 gr groups much better, 1/2 to 3/4 overall group size of the 55 gr at 100 yds, but I have been surprised that the 77 gr shoots about 4 in...