Sellier & Bellot 7x57mm Mauser (7mm Mauser) 140gr Full Metal Jacket 20/Box $26.95 $18.34 Sellier & Bellot 7x57mm Mauser (7mm Mauser) 140gr Full Metal Jacket 20/Box is the ideal choice for recreational target shooting and training. This ammunition is new production, non-corrosive, boxer primed, in reloadable brass cases... Compare Choose Options