Product DescriptionThe Barnes TSX (Triple-Shock X) 30615 is a premium lead-free, all-copper rifle bullet designed for hunters and reloaders who demand deep penetration and reliable terminal performance. Its solid copper construction is engineered for maximum weight retention and controlled expansion, while the precisely cut rings in the bullet shank help reduce pressure and copper fouling for improved accuracy and higher-velocity potential. Packaged as component bullets (not loaded ammunition), this 300 grain, .458 caliber flat base design is an excellent choice for big game applications where tough bone and tissue penetration matters.Product Highlights All-copper, lead-free TSX (Triple-Shock X) construction for maximum weight retention and consistent performance Multiple engineered relief rings help reduce copper fouling and can improve accuracy and pressure characteristics Designed for deep penetration with no core-jacket separation and minimal fragmentation .458 caliber, 300 grain flat base hollow point component bullet for reloading and hunting use 20-count box, ideal for load development and hunting rifle bullet supplySpecs Brand: Barnes Bullets Model/Series: TSX (Triple-Shock X) Manufacturer Part Number: 30615 UPC: 716876458141 Caliber: .458 Bullet Weight: 300 grain Bullet Diameter: 0.458 in Bullet Style: Flat Base Hollow Point Material: Copper (lead-free) Quantity: 20 bullets per boxDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.