Titanium bicycle nut and titanium motorcycle screw nut. for example Titanium Se atpost Barrel Nut Set, Titanium Brake Post nut Specificationstitanium nut 1.Standards:DIN934,DIN6923,DIN985,DIN935,DIN1587 2.Material:GR1,GR2,GR3.GR5 3.Specification:M3-M36Titanium, as the fourth abundant element on the earth crust,is now well understood by people for its low density, high strength and excellent ...