Volume Knob with Base 2

This is an updated version, the original can be found here: https://www.thingiverse.com/thing:2144048

Knob and base used for a DIY desktop computer volume knob project. Here are all the details needed to build:

Electronics based on this Instructables project:
http://www.instructables.com/id/Digispark-Volume-Control/?ALLSTEPS

Code for the Arduino
https://learn.adafruit.com/trinket-usb-volume-knob/add-a-mute-button

Parts I Used:

Digispark type Arduino board: http://www.banggood.com/5Pcs-Digispark-Kickstarter-Micro-USB-Development-Board-For-ATTINY85-Arduino-p-1047665.html?rmmds=search
Rotary Encoder: http://www.banggood.com/10pcs-12mm-Rotary-Encoder-Switch-with-Nut-and-Gasket-p-1065364.html?rmmds=search
USB Cable recovered from an old mouse
Pennies added for weight

The 123D Design files are included in case someone would like to make changes for themselves.