HSM has developed an entire lineup of fine hunting ammunition featuring the time-honored Sierra GameKing/Pro-Hunter bullets. Each caliber's components have been precisely matched to each GameKing/Pro-Hunter bullet to maximize their potential for accuracy and performance.
Specifications:

Caliber	300 Win Mag
Bullet Type	Spitzer Boat Tail (SBT)
Bullet Weight	180 GR
Muzzle Energy	3778 ft lbs
Muzzle Velocity	3074 fps
Rounds Per Box	20
Boxes Per Case	20
Application	Hunting
Casing Material	Brass