Customized version of https://www.thingiverse.com/thing:1679204

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=1679204

This replaces the stock encoder with a 60 (versus 18) resolution one. You need to update the firmware on your robot to accomodate

Using the following options:

outer_diameter = 36
wheel_height = 2.5
slit_length = 6
slit_count = 60
slit_ratio = 0.5
rim_width = 1.25
hub_diameter = 10
hub_height = 2
shaft_type = 2
shaft_diameter = 5.4
shaft_goes_through_encoder = 1
shaft_flat_depth = 0.8
set_screw = 0
set_screw_diameter = 3
set_screw_nut = 1
set_screw_nut_diameter = 5
set_screw_nut_thickness = 2