Description: Material: 6AL/4V(TC4)Titanium Alloy,Grade 5 Size: M4x10/12/15/20mm Color:Titanium/Gold /Rainbow/Black Wrench Size: Use 3mm Allen key Thread diameter:4mm Head diameter:7mm Head Height :4mm Thread pitch:0.7 mm Weight: About 2g/pcs Price is for Only 1 titanium bolt.
