... welding material:GR5 (Ti6Al4V), OEM is welcome! Titanium casting Bicycle Stem,titanium bicycle parts We are a professional titanium ... clamp, stems, seat posts, fork, spacer, etc. ) and titanium material(tubing, rods, sheet etc. ). The Minimum thickness of Casting: 0.8mm ... The Max size of Casting: diameter 1200mm×600mm The weight of Casting: 0.001kg~50kg Surface ...