Shimano Pignoni boxes hard ace cs-7900 12-23t Alu-Titanium vvgc 10s paths The 4 larger pignons are in titanium "Suitable" to: Bianchi, Pinarello, heroic, vintage, race, vintage, white, casati, church, cinelli, chocolate, colanago, de rosa, gios, granddis, guerciotti, losa, marastoni, marnati, masi, moser, olmo, patelli, stakes, pinarello, rossin, scapin, Somec, wilier Triestina.
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