WINCHESTER BIG BORE 357 MAG 158GR JHP 20RD Upper Receivers The patented polymer tip initiates

The patented polymer tip initiates rapid expansion while maintaining a streamlined profile for improved accuracy

22LR 40gr Lead Round Nose offers reliable performance for target shooting

Tight patterns for improved lethality

including 39A

Loaded to +P pressures

WINCHESTER BIG BORE 357 MAG 158GR JHP 20RD Upper Receivers The patented polymer tip initiatesWinchester Big Bore . 357 Magnum 158gr JHP rounds offer exceptional performance for both hunting and self defense applications. The jacketed hollow point design provides controlled expansion and deep penetration upon impact. These rounds are engineered to deliver consistent accuracy and reliable terminal performance in critical situations. The 158 grain bullet weight is a popular choice for . 357 Magnum, offering a good balance of velocity and energy.