A modified version of ULTIMATE BELTS by TYARNS
Original can be found here: https://mods.factorio.com/mod/UltimateBelts
There is also another version with new graphics by Pankeko:
https://mods.factorio.com/mod/UltimateBelts_Owoshima_And_Pankeko-Mod
This mod adjusts the belt speeds to get close to the new max belt speed.