BSA B50MX
Revision as of 19:14, 15 February 2009 by Noles1984 (talk | contribs) (New page: thumb|right|250px|1972 BSA B50MX The '''BSA B50MX''' is a 500cc, single cylinder, four stroke, motocross motorcycle manufactured by [[BSA...)
The BSA B50MX is a 500cc, single cylinder, four stroke, motocross motorcycle manufactured by BSA.
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