Barnes TSX (Triple-Shock X) reloading bullets in .270 caliber (.277 diameter) are constructed from solid copper and offered in a 140-grain boat tail hollow point profile. These bullets prioritize weight retention, consistent expansion, and repeatable accuracy for reloading applications and hunting use. Each box contains 50 bullets suitable for handloaders seeking durable, non-fragmenting copper projectiles.
Key Specifications
- The caliber is .270 (manufacturer lists diameter as .277 inches).
- The bullet diameter measures 0.277 inches.
- The projectile weight is 140 grains.
- The quantity per box is 50 pieces.
- The bullet type is TSX Boat Tail.
- The bullet tip is a Hollow Point.
- The core and jacket material are listed as Copper Solid.
- The ballistic coefficient (G1) is listed as 0.404.
- The sectional density is listed as 0.261.
- Manufacturer recommended use is Hunting.
These all-copper TSX bullets are built to maintain mass and provide controlled expansion while minimizing fragmentation. Their boat tail profile supports stable flight and consistent downrange performance, making them a practical choice for reloaders focused on accuracy and reliable terminal behavior.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.



