... Steering Tube 4. Disc and V Brake Titanium Fork for MTB Bike Frame Material:3Al/2.5V titanium with 6Al/4V machined ... frames (road, triathlon, track, BMX, cycloss etc. ), titanium bicycle parts (handlebar, clamp, stems, seat posts, fork, spacer, headset etc. ) and titanium ... ). For more product information, pelase contact us. Titanium Fork for MTB Bike Frame with 1" Steering Tube,Disc Brake and V Brake