titanium bolt material: Gr2, Gr3, Gr4, Gr5, Gr7, Gr9, Gr12 strength class:8.8,10.9, ... 12.9 any dimension in stock. color titanium bolt for bicycle TermTitanium ... and alkali resistance, anti-corrosion, excellent mechanical strength etc.StandardDIN912/933/7991/7984/6921,ISO 7380, ... 2.Prepaid 30% T/T against PI, pay for balance before delivery.Delivery time7 to 20days after ...