Pre-Order Open. This is a pre-paid pre-order 67 piece B64 Upper Titanium Screw Set. Products expected to ship March 10-15. Schelle premium Titanium screws are made of Grade 5 Titanium Alloy (commonly known as 6Al-4V) with a bright machined finish to give your car that pure racing look. Unlike Grade 2 known to be used by other brands, the Grade 5 Titanium alloy is the most desirable, giving 40% lighter weight and corrosion resistance compared to steel. View attachment 2953 The... Schelle B64 Titanium Upper Screw Set Continue reading...