Buffalo Bore Ammunition Lever Gun 45-70 Gov 430 Gr Hard Cast Lead Flat No. So their 45-70 ammo will fit into any 45-70 firearm but is not safe in every 45-70 firearm. Its use should be limited to the following firearms: All Marlin 1895 (1895 Marlins are all model 336 actions chambered in 45-70) iterations made since 1972 all Browning 1885 and 1886 copies Rossi Rio Grande New England Arms Handi Rifle T/C Encore ALL falling block actions made of modern steel such as Ruger #1 and #3 Shiloh Christian and Persoli Sharps all Winchester 1886 iterations made since 1915 and all Siamese Mauser bolt actions. Specifications for Buffalo Bore Ammunition 8A/20 Lever Gun 45-70 Gov 430 Gr Hard Cast Lead Flat No: Manufacturer: Buffalo Bore Ammunition Caliber: .45-70 Government Number of Rounds: 20 Bullet Type: Hard Cast Flat Nose (HCFN) Bullet Weight: 430 grain Cartridge Case Material: Brass Muzzle Velocity: 1925 ft/s Application: Hunting Primer Style: Centerfire What is Buffalo Bore Ammunition 8A/20 Lever Gun 45-70 Gov 430 Gr Hard Cast Lead Flat No good for? The manufacturer suggests that it is good for hunting.