The 2000 Mongoose Supergoose Jr. Every superhero was a kid at one time. Mongoose Newman Jr 7005 alloy frame, internal chain tensioners equipped, 20 x1-1/8" alloy rims with mongoose flip-flop alloy hubs, radial laced front, alloy Jr handlebar, alloy 3 piece crank with mini alloy pedals. Available in Yellow.
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Made in Taiwan.
Second digit in the serial indicates year of production (1999 or 2000). X in the example above indicates production Month (E to L - May to Dec). Y in the example above indicates production Month (A to D - Jan to April).
Bikes made in Taiwan usually had an 5-8 month production and shipping timeline before they were sold in bike shops around the world. Bikes welded in the later months of the year would normally be made for the following year.