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Barnes Pioneer .357 Magnum 140gr TSX 20 rd.

Barnes Pioneer .357 Magnum 140 gr TSX ammunition — 20 rounds per factory box. Triple-Shock X all-copper Pioneer bullets are designed for reliable expansion and consistent weight retention, engineered for smooth feeding in lever guns and revolvers.

$26.24

50 in stock

Purchase & earn 26 points!

Barnes Pioneer Revolver Ammo .357 Magnum 140 gr TSX — 20 rd.

UPC: 716876143580 MPN: Not provided

Barnes Pioneer ammunition brings the Barnes name to revolver and lever-gun shooters with the Pioneer model loaded in .357 Magnum. This offering uses a 140-grain TSX (Triple-Shock X) all-copper style bullet that is engineered for consistent weight retention and controlled expansion. The load is assembled for reliable feeding and smooth cycling in tubular magazines and revolver cylinders. This listing is for one factory box containing 20 rounds; case pack quantities are commonly 10 boxes (200 rounds) where available.

  • Caliber: .357 Magnum
  • Bullet weight: 140 gr
  • Bullet type / Product type: TSX / Triple Shock X (all-copper)
  • Rounds per box: 20
  • Units per case: 200 (10 boxes per case, where sold in case quantities)
  • Model: Pioneer
  • Intended platforms: Lever guns and revolvers (engineered for tubular magazine to chamber feeding)
  • Subcategory: Handgun Ammunition
  • Design focus: Consistent weight retention and controlled expansion

Why Choose Barnes

  • Barnes is known for precision bullet designs and materials; the TSX all-copper bullets offer consistent manufacturing standards and reduced lead fouling compared to traditional lead-core projectiles.
  • The Pioneer model is specifically loaded for lever guns and revolvers and is engineered for smooth feeding from tubular magazines and reliable cylinder performance.
  • Buying factory-loaded Barnes Pioneer means receiving ammunition assembled to factory specifications; confirm local availability and case quantities with the retailer.

Packaging

This item is packaged in a labeled factory box containing 20 rounds. Case quantities are typically 10 boxes per case (200 rounds). Manufacturer documentation or additional inserts may be included in the factory packaging; warranty information is not specified in the provided product data.

Why Choose PMA Customs?

  • Curated Parts: Every component in a PMA firearm undergoes rigorous inspection and testing. With over a decade of experience, we meticulously select and integrate only quality parts, ensuring unparalleled reliability when it matters most.
  • Quality Without Markup: We leverage our manufacturing capabilities and reputable sourcing to deliver exceptional firearms without unnecessary markups. Each product is hand-assembled with stringent quality checks at every stage, guaranteeing superior craftsmanship.
  • American Made & Veteran Owned: As a Veteran Owned and Operated business, all PMA Customs firearms are proudly built and assembled in our Georgia facility, utilizing components made here in the USA.

 

Warranty: All Pickett’s Mill Armory firearms, assemblies, and components are backed by our limited lifetime manufacturer’s warranty!

UPC

716876143580

Manufacturer

Manufacturer Part Number

32141

Caliber/Gauge

.357 Magnum

Grains

140Gr

Model

Pioneer

Product Type

Triple Shock X

Units per Box

20

Cost per Round

1.31

SKU: RSR|BB32141Categories: Handgun AmmunitionTags: Online Only

Barnes Pioneer Revolver Ammo .357 Magnum 140 gr TSX — 20 rd.

UPC: 716876143580 MPN: Not provided

Barnes Pioneer ammunition brings the Barnes name to revolver and lever-gun shooters with the Pioneer model loaded in .357 Magnum. This offering uses a 140-grain TSX (Triple-Shock X) all-copper style bullet that is engineered for consistent weight retention and controlled expansion. The load is assembled for reliable feeding and smooth cycling in tubular magazines and revolver cylinders. This listing is for one factory box containing 20 rounds; case pack quantities are commonly 10 boxes (200 rounds) where available.

  • Caliber: .357 Magnum
  • Bullet weight: 140 gr
  • Bullet type / Product type: TSX / Triple Shock X (all-copper)
  • Rounds per box: 20
  • Units per case: 200 (10 boxes per case, where sold in case quantities)
  • Model: Pioneer
  • Intended platforms: Lever guns and revolvers (engineered for tubular magazine to chamber feeding)
  • Subcategory: Handgun Ammunition
  • Design focus: Consistent weight retention and controlled expansion

Why Choose Barnes

  • Barnes is known for precision bullet designs and materials; the TSX all-copper bullets offer consistent manufacturing standards and reduced lead fouling compared to traditional lead-core projectiles.
  • The Pioneer model is specifically loaded for lever guns and revolvers and is engineered for smooth feeding from tubular magazines and reliable cylinder performance.
  • Buying factory-loaded Barnes Pioneer means receiving ammunition assembled to factory specifications; confirm local availability and case quantities with the retailer.

Packaging

This item is packaged in a labeled factory box containing 20 rounds. Case quantities are typically 10 boxes per case (200 rounds). Manufacturer documentation or additional inserts may be included in the factory packaging; warranty information is not specified in the provided product data.

Why Choose PMA Customs?

  • Curated Parts: Every component in a PMA firearm undergoes rigorous inspection and testing. With over a decade of experience, we meticulously select and integrate only quality parts, ensuring unparalleled reliability when it matters most.
  • Quality Without Markup: We leverage our manufacturing capabilities and reputable sourcing to deliver exceptional firearms without unnecessary markups. Each product is hand-assembled with stringent quality checks at every stage, guaranteeing superior craftsmanship.
  • American Made & Veteran Owned: As a Veteran Owned and Operated business, all PMA Customs firearms are proudly built and assembled in our Georgia facility, utilizing components made here in the USA.

 

Warranty: All Pickett’s Mill Armory firearms, assemblies, and components are backed by our limited lifetime manufacturer’s warranty!

UPC

716876143580

Manufacturer

Manufacturer Part Number

32141

Caliber/Gauge

.357 Magnum

Grains

140Gr

Model

Pioneer

Product Type

Triple Shock X

Units per Box

20

Cost per Round

1.31

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