which sound about right. you can verify "bez oznake" by visiting http://recnik.com/dict.cgi?ulaz=bezM48bo: The bo designation stands for bez oznake, which means without markings. These will have no receiver crest or Preduzece 44 markings, typically only serial numbers and inspection markings. These were made for Egypt in the early 50â€™s. Reportedly, only a few hundred were delivered before the Suez crisis in 1956. Also reportedly, only 5,000 were made, I find this hard to believe, as they are pretty common in the States right now. Many dealers are calling these â€œBosnian Mausersâ€, either because they honestly donâ€™t know what â€œboâ€ means, or they think the â€œBosnianâ€ tag will help to promote sales.