Black Hills 5.56mm 77gr Sierra TMK Precision Ammo

Black Hills Ammunition released an improved version of their famous 77 grain long range precision 5.56mm round. The new version features a green polymer tipped Sierra boat-tail projectile called the Tipped MatchKing (TMK). It’s the first polymer tipped Match bullet by Sierra. Besides the original Mk262 77 gr military load, Black Hills has been a […]

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