Dumbbell
thingiverse
You can adjust the weight of this dumbbell by creating an opening within it and then filling that space with sand or water.
Download Model from thingiverse
With this file you will be able to print Dumbbell with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Dumbbell.