Description: Material:6AL/4V(TC4)Titanium Alloy,Grade 5 M6 1.0mm M8 1.0mm or 1.25mm M10 1.0mm Or 1.25mm Suitable for Many High Perfomance Cars and Bikes. Fitted with BREMBO calipers,including for Ducati, Aprilia, Porsche, Mitsubishi,Subaru, Aston Martin, Audi +many CNC machined from Solid Grade 5 Ti M6 Ultralight - 3.8g each !! M8 Ultralight - 3.8g each !! M10 Ultralight - 5.8g each !! Price is for 4pcs titanium bolts.