The bike without wheels The new back tyre Cast the mold in oak The drills we used to make the mold Raw material lead bullets Cleaning the melted lead Casting Casting Casting Finished casting cooling down Drilling the center hole 7 and 4 mm for the spokes (use rubbing alcohol for lubrication) Cutting the center groove 45 and 65 gram veights 3,5 mm groove Finiched balancing weights Turning down a 45 gram weigh mounted on a 8 mm bolt t to 35 gram on a wood late digital weighing the new tire balanced mounted on the bike 35 gram Pinch press the weight with pliers when mounted on the spoke Old front tyre with uneven wear