Oval Stronglight CT2 Bio Concept extra light chain leaf leaves of this chain 7075 T6 have the technology CT². impregnation ceramic coated with a Teflon layer). The ceramic ensures greater durability, durability, an anti-abrasive effect, as at the same time Teflon reduces the friction of the chain by up to 80%, and ensures a reduction of noise, rubbing, lubrication and optimises the indexing between two hojas. combine this chain blade resistance/lightness/performance and ultimate comfort. - Not compatible SRAM carbon cranks - Weight precision (probike shop): 142g (50/34).