$15
It's a piece of metal you lift up and down. :P
I don't have pictures at the moment, as I don't have a camera.
For reference, it's this guy:
https://www.amazon.com/CAP-Barbell-Dumbbell-Single-30-Pound/dp/B0012718T2/ref=sr_1_6?s=sporting-goods&ie=UTF8&qid=1505197957&sr=1-6&keywords=cap%2Bdumbbell&th=1
Please do not message this poster about other commercial services.
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