Titanium Bike FrameTitanium MTB Frame, Titanium Road Frame, Titanium Track FrameSpecification:Titanium MTB FrameMaterial: 3Al/2.5V seamless titanium tubeAvailable size: 14" 16" 17" 18" 19" 20" 21" 22" and customSurface Polish: Brushing/Sand blastingTitanium Road FrameMaterial: 3Al/2.5V seamless titanium tubeAvailable size: 49cm, 52cm, 53cm, 54cm, 56cm, 58cm, 61cm, 64cm and custom.Titanium Track FrameMaterial: 3Al/2.5V titaniumAvailable size: 52-64cmWeight: 1.4-1.5kgsSurface Polish: Sand blasting/BrushingWarranty 5 years1. The titanium frame in the proper maintenance can be use very long.2. Titanium does not rust and easy maintenance.3. A good titanium frame texture is very good, has a unique sense of metal, which is titanium unique.4. Compare with steel, titanium, the competitive nature better; Relative to the carbon fiber and aluminum, good titanium frame is more elegant.