Wanyifa M5X20mm Titanium Ti Bicycle Stem Screws Bolts With Spacer Cycling Screws Pack of 6 (Gold) Material: 6AL/4V Titanium Alloy (Gr5) Specification: M5 x 20mm Weight: about 2g/pcs Color: Colorful/Gold/Normal Titanium Package include: 6pcs M5x20mm Titanium Bolts