Hornady .308 125 Grain Full Metal Jacket(100 count) $35.99 As low as $25.00. Add to Cart. Add to Compare. 9MM Premium Processed Brass(250 count) ... The Sierra Tipped Match King line has made its way online, and it looks to add a new layer of awesome to shooting the AR15. Many shooters are aware of the previous level of awesome unleashed on the 5.56 ballistics world known as the 77 grain SMK which is famously put together in the Black Hills Mk262 Mod 1 loading.
When in doubt, check with the manufacturer. These particular.223 Remington rounds weigh 77 grain making them moderately weighted for the cartridge size. At this weight these rounds are still light enough to travel at higher speeds while heavy enough to pack a slightly weightier punch on impact.