WHen are you able to buy the buffalo rifle?

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#1 Posted by DanHillman (25 posts) -
im like 40 percent through and i keep trying to buy the buffalo rifle but at every store it says out of stock. When can i buy it? Do i have to wait till later in the game? Any feedback is greatly appreciated.
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#2 Posted by gunslinger024 (252 posts) -
It can be purchased from any gunsmith after completing rank 5 of the Master Hunter challenges