Has anyone messed around with necking down a 6.8 SPC to 6mm for running in an AR-15? I am toying with the idea of building one but not too sure how it would work yet.
JerryMay said:Another good cartridge is the 6pdk, I shoot the 22 pdk in an AR15 and it shoots great. Do a search for 6pdk and you will find Roy Winnets home page, I think White Oak chamber these in AR's.
Jerry.