"It's not impossible" is not exactly conclusive, but the object is an important find whether or not it has any connection with the Maccabean Revolt (or, perhaps not coincidentally, Hanukkah).
For the Tryphon sling stone from Tel Zif, see here.
The site of Yavne (Yavneh, Yavneh Yam) had produced many notable archaeological discoveries dating from the Iron Age to late antiquity and beyond. Some PaleoJudaica posts are here, here, here, here, here, here, and here, and follow the many links.
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