Wanhao DI3 X Idler Upgrade

This is an X axis idler upgrade for the Wanhao Duplicator i3 and clones. Since the stock idler pulley is supported only on one side, it tends to get skewed with the tension causing mis-alignment and increased wear.

This part utilizes a longer bolt to create support from the other side of the carriage to keep the idler pulley perpendicular to the belt. The only extra part needed is an M5x45 bolt. This design was inspired by The_Monstro's x idler, but does not require drilling holes or disassem