Posted 8 Months, 1 Week ago atomicboy Senior Boarder Posts: 58   hi, can anyone tell me what the 'brenneke' golden or the 'original' 1 3/8 oz. 3' mag slug for the 12 guage is made up of? (hard lead, hollow, sabot construction etc).....I can find only the prices....thanks The administrator has disabled public write access. Posted 8 Months, 1 Week ago Linda2 Senior Boarder Posts: 61   Why don't you cut open the shell and saw the projectile in half. You will then have your answer. The administrator has disabled public write access.