Falls out a lot and you can get replacements on Amazon at some point.
tenoreco on
Many owners tape wrapped the bung barb, approx. 1 revolution, with vinyl or rubber tape, before reinserting the bung into the seat tube end, in order to create a snug fit.
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It’s the rubber bung for the seatpost.
Goes in the bottom of the seat post tube.
Falls out a lot and you can get replacements on Amazon at some point.
Many owners tape wrapped the bung barb, approx. 1 revolution, with vinyl or rubber tape, before reinserting the bung into the seat tube end, in order to create a snug fit.
Butt plug