Description:
Material: 6AL/4V(TC4)Titanium Alloy,Grade 5
Size: M4 M5 M6 M7 M8 M10
Color: Titaniumr/Gold/Rainbow/Blue/Burn Blue/Black
M4 Outer Diameter: 7mm, Inside Diameter: 4.1mm, Thickness: 0.8mm 
M5 Outer Diameter: 8.5mm, Inside Diameter: 5.1mm, Thickness: 1mm
M6 Outer Diameter: 10mm, Inside Diameter: 6.1mm, Thickness: 1mm
M7 Outer Diameter: 10mm, Inside Diameter: 7.1mm, Thickness: 1.3mm
M8 Outer Diameter: 13mm, Inside Diameter: 8.1mm, Thickness: 1.5mm
M10 TypeA  Outer Diameter:16mm, Inside Diameter: 10.1mm, Thickness: 1.7mm
M10 TypeB Outer Diameter: 20mm, Inside Diameter: 10.1mm, Thickness: 2mm(Only for M10 flange bolts)
Applications: Stem, Frame, Handle Bar, Disc Brakes, Water bottle bracket
Weight: about 0.15~5g/pc
Price is Only for 1 Washer.