Mk262 Black Hills 77gr TMK is an average of 2750fps from a 20" barrel (5.56mm | Black Hills Ammunition). Quite a few videos on Youtube on people trying to clone their handloads similar to that -...
Type: Posts; User: Trigger
Mk262 Black Hills 77gr TMK is an average of 2750fps from a 20" barrel (5.56mm | Black Hills Ammunition). Quite a few videos on Youtube on people trying to clone their handloads similar to that -...