" 8" to 7" twisters are best as people-destroyers with 69 to 77 grain bullets". WOW! I'll bet the anti-gun crowd will be happy to hear those "words of wisdom". I'll also be sure to tell my son he better stop using the 80 gr. Sierra MatchKings in his F-Class 223 rifle that recently won the F-TR 600 yd. Orange Blossom Regional Match at Port Malabar R&P Club, just outside Melbourne Florida. ;D