... Cap 1.Grade5(6al/4v titanium) 2.Diameter:25.4/31.8mm 3.For stem production Titanium Bicycle Stem CapMaterial: Grade ... .4/31.8mmApplication: stem pruductionWe supply titanium frames (road, triathlon, track, BMX, cycloss etc. ), titanium bicycle parts (handlebar, clamp, stems, ... , spacer, headset etc. ) and titanium material for bicycle manufacturing (Gr.9/Gr.5 titanium tubing, rods, sheet, welding wire ...