3.1-oz .999 Silver Locker Mint  Historic Firearms Colt silver bar. Locker Mint is a micro-mint business based in the US.  This is the first bar in a new "Historic Firearms" Series.  Antique Finish. SOLD out at Mint. Micro mintage of 500. Serial # 56, 80, 100, 106, 116, 124. Price is for each bar