Gear USB stick
thingiverse
Designed to assemble with 2-56 flathead screws. You may need to sand/cut screws to size, be careful not to screw into PCB. USB Link (take off the case): https://www.amazon.com/Sandisk-Cruzer-Flash-Drive-Black/dp/B001XURP8Q/ref=pd_sbs_147_14?_encoding=UTF8&pd_rd_i=B001XURP8Q&pd_rd_r=17141e9c-ac22-11e8-ab28-01ad97aa66bb&pd_rd_w=f3IFB&pd_rd_wg=yJfWv&pf_rd_i=desktop-dp-sims&pf_rd_m=ATVPDKIKX0DER&pf_rd_p=0bb14103-7f67-4c21-9b0b-31f42dc047e7&pf_rd_r=C9BYNQG4KMQ8N190Y57K&pf_rd_s=desktop-dp-sims&pf_rd_t=40701&psc=1&refRID=C9BYNQG4KMQ8N190Y57K This is a random holiday gift idea I had a while ago. I printed a dozen of these and gifted them. The two small gear rotates with the cap. The larger gear rotates freely on the bottom.
With this file you will be able to print Gear USB stick 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 Gear USB stick.