Went to my range today shot the henry 45/70 with loads I poured up and coated, this a brand new Henry never fired , fired 2 factory rds first 325 gr fts 1851 and1862 fps, next was 400 gr one rd 1363 fps , next was 490 gr 1158, 1162 fps, next was some 250 gr speer friend gave me 1607 1568 all this through new chronograph as far as accurate did not have table so barley hit target going to make me a table, You ask about gun wt it weighs 6.0 # Did not shoot the 300 gr today.