hello all, thanks for the great site. lots of good info here.my questions are, 1 does the 9.3x62 mauser have a long enough neck for cast 286 gn. hardcast loads? 2 what about gas checks, availability? 3 hopefully 2500 fps obtainable? this is an interesting cartridge, just not much info. any and all help will be appreciated. thank you. halfbreed