Product DescriptionBring your lever gun out of retirement and experience the on-game performance of Barnes Pioneer ammunition. Built for reliable function in lever guns and revolvers, these centerfire cartridges are loaded to deliver massive expansion and excellent weight retention for deep, effective penetration. Each round is engineered for smooth feeding and cycling from tubular magazine to chamber, helping you stay ready for fast follow-up shots.Product Highlights Barnes TSX (Triple-Shock X) all-copper hunting projectile for deep penetration and strong weight retention Optimized for lever guns and revolvers for reliable feeding and cycling .45-70 Government, 300 grain load designed for serious hunting performance 20-round box; brass-cased, non-corrosive, boxer-primed and reloadable (per manufacturer/retailer listings) Lead-free bullet construction (per retailer listings)Specs Brand: Barnes Product Line: Pioneer Cartridge/Caliber: .45-70 Government Bullet: TSX (Triple-Shock X) Bullet Weight: 300 grain Rounds per Box: 20 Case Material: Brass Primer: Boxer (centerfire) Reloadable: Yes Lead Free: Yes Muzzle Velocity: 1925 fps Muzzle Energy: 2469 ft-lbs Ballistic Coefficient (G1): 0.234 Country of Manufacture: United States UPC: 716876457069 Manufacturer Part Number: 32139Disclaimer: 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.