THIS STYLE HOBART KNIFE GUARD WILL FIT THE 1612E,1712E & THE 1812,1912 MODELS AND HAS A 6-'3/8" SPREAD BETWEEN THE SLOTS ON THE BOTTOM THAT FITS INTO THE TWO KNOBS AT THE BOTTOM OF THE SAFTEY RING THAT GOES AROUND THE TOP,BACK AND BOTTOM OF THE BLADE
THE DIFFERENCE WITH THIS COVER AND THE THE OTHERS IS THAT THE TWO HOOKS ON THE BOTTOM ARE 6" APART PLEASE
CHECK THIS NUMBER IF IT IS LONGER THIS WILL NOT FIT
