Looking for a perfectly useless gift for a friend that you kind of don't exactly like? The Trotify coconut clomper may be just the thing. It's basically a geared coconut rig that attaches to your bike's front wheel and makes the sound of a horse clomping every time you pedal. If that's your kind of thing, hit the link above to cop one for $40 bucks. Check out a video describing how it works below, if just for a couple of laughs:

 

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[via Nerd Approved