Guys looking for load and component infor on the 77gr Mk 262 Mod 1 5.56 round.
I need the actual spec if it is available, a link would be cool.
Here I what I know
Projo : 77gr Sierra OTM round with cannelure
Powder : ?
Primer : CCI military ?
Brass : Black Hills or ?
Also source for components would be great. Thanks