Had a friend from car culture who wrapped small pieces of solder around the nipple opposite the valve on his wheels. He could spin them in his hands and they'd roll for a long time without vibrating up and down. He claimed they were more comfortable when riding and his lugged steel Tommassini handled better.
Anybody tried 'em?
Silca SpeedBalance magnet offsets valve stem weight | Road Bike News, Reviews, and Photos
Anybody tried 'em?
Silca SpeedBalance magnet offsets valve stem weight | Road Bike News, Reviews, and Photos