They are bobber lights, I think SgtMike found them.

Supposedly, you can get them at Walmart, but the ones along my travels don't have them. I found them at Cabela's, but I just can't justify the shipping to myself for just those little guys.
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-IronRaven

When a man dare not speak without malice for fear of giving insult, that is when truth starts to die. Truth is the truest freedom.