plate ball press
thingiverse
This is a ball press that can cause various pain in your testicles by replacing the plate I was inspired by these things-> https://www.amazon.com/dp/B08528K7R7/ref=cm_sw_em_r_mt_dp_X9GAXXYGQH9D91W79TT9 You'll need 4 bolts and nuts 5mm in diameter and 2 knob nuts. When printing bottom.stl, the print quality will be good if you turn on the support and turn it upside down.
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