Hold-down Clamp Kit
thingiverse
My take on a hold-down clamp. I used a 3.5" 1/4-20 hex-head bolt. A 1/4-20 nut gets glued and pressed into the knob.
Download Model from thingiverse
With this file you will be able to print Hold-down Clamp Kit 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 Hold-down Clamp Kit.