Installation Installing the Rear Wheel Weights for 44” Two-stage Snow throwers 1. Measure the distance from a wheel bolt hole to the outside edge of the wheel rim, then add (98 mm). Note this distance {Fig. 1), 2, Thread hex puts onto the threaded rods the distance calculated in step 1 above (item 6 in Fig. 1. 3. Insert the two threaded rods into opposite bolt holes in the wheel. Fasten the threaded rods to the wheel with 172" {13 mm) lock washers and hex nuts (Fig. 1).