Winchester Varmint High Energy .22 LR 37 gr. SP 1400 fps 50/ct
Winchester Varmint High Energy .22 LR 37 gr. SP 1400 fps 50/ct, Winchester Varmint HE .22 LR 37 gr SP Rimfire Ammo - 50/box is part of the Varmint product line by Winchester, specifically the high energy subdivision of the line. These bullets provide deep penetration and maximum shock due to their high energy, and that in turn creates a terminal upset.