This is from the Speer#10 manual..270 win[ 100gr bullet-SR4759-20gr @1915fps MAX][18gr @ 1743fps][16gr@1548fps] [FOR 130gr bullet-SR4759-24gr @1998fps MAX][22gr@1833fps][20gr@1651fps] NOW LASTLY 150gr bullet data[SR4759-26gr@1957fps MAX][24gr@1824fps][22gr@1655fps] These would also make good small game trapline chicken loads[grouse]Head shooting beavers etc...............standard primers of course....Harold