How To Make a 3D Printed Gaff Tape Dispenser
Turn a $10 Amazon Tape Dispenser into a specialized Gaff Tape Gun
Remove the four screws from the red back plate. Be careful, there's a spring-loaded part that will try to relax.
Take the roller assembly apart further.
Replace the old roller with one of the 3D printed ones.
Replace the handle, screwing through the 3D printed cable guide part.
Screw the roller assemble back in, making sure the spring-loaded part rests against the roller wheel.
Add Gaff Tape and tape some cables!
Included in the Dropbox folder is a Vectorworks file of the original parts, so you can modify them and make improvements. If you do come up with something, let me know!
Also, full disclosure, that Amazon link is a referral link.