Belt tensioner Wanhao i3 plus

thingiverse

A Jat is another tensioner, small but effective. The slider sits firmly in its space above the bearing holder. Two 4 mm bolts, each 10 mm long, and a single 3 mm bolt are required. While 10 mm bolts can be used, larger sizes up to 30 mm may also work. The existing bolts can be utilized for securing the belt if a tight fit is achieved. In addition, some zip ties will be necessary to keep the belt in place.