Product news: TACX expands its range with Teflon jockey wheels with ceramic bearings
Market: Virtually maintenance-free, high durability, and low friction – there are definitely many good reasons for using ceramic bearings in derailleur pulleys. The Dutch company TACX has expanded its product range to include Teflon derailleur pulleys, whose bearings are made of silicon nitride ceramic (Si-3N4), a material designed for the highest demands... read more