The Barnes Pioneer JHP .357 Magnum 180gr load (Barnes part no. 32140) is a 180-grain JHP round in .357 Magnum from the Pioneer line. Barnes designed Pioneer specifically for lever guns and revolvers, loading it for terminal performance with massive expansion and weight retention that drive deeper penetration. Each round is engineered for feeding and cycling from tubular magazine to chamber, according to the maker. Barnes publishes a muzzle velocity of 1655 fps in its rifle table and 1225 fps in its pistol table. The pursuit is listed as medium game, in a box of 20 rounds.

Key Specifications

• Chambering is .357 Magnum, the cartridge designation Barnes lists for this item, so match it to the marking on your barrel.
• Bullet weight is 180 grains, the weight on which every velocity and energy figure in the Barnes table is based.
• The bullet is the Pioneer JHP with the FN FB profile named in the maker listing, built for lever guns and revolvers.
• Bullet material is jacketed lead core, as Barnes lists it for this item.
• Muzzle velocity is 1655 fps in the Barnes rifle table and 1225 fps in its pistol table, so the figure depends on the firearm it is fired from.
• Muzzle energy is 1095 ft-lb in the rifle table and 600 ft-lb in the pistol table.
• Rifle-table velocity at 100 yards is 1352 fps, which shows how quickly this bullet sheds speed downrange.
• Pistol-table velocity at 50 yards is 1128 fps, the handgun-length figure Barnes publishes.
• The G1 ballistic coefficient is 0.200, a drag figure that Barnes publishes for this bullet.
• Box quantity is 20 rounds, the pack size Barnes lists for this item.

Frequently Asked Questions

What ballistic coefficient does Barnes list? Barnes lists a G1 ballistic coefficient of 0.200.

What bullet does this load use? It uses the Pioneer JHP bullet at 180 grains, listed by Barnes with a jacketed lead core construction.

Does the velocity change between a rifle and a pistol? Barnes publishes two tables for this load: 1655 fps at the muzzle in the rifle table and 1225 fps in the pistol table.

Buy the Barnes Pioneer JHP .357 Magnum 180gr Ammunition, 20-Round Box

If your lever gun or revolver deserves a modern hunting load, this one was designed for it. Order it from our Lubbock, Texas gun shop for fast, insured shipping, and browse more handgun ammunition in the same category.