This T47 bottom bracket shell is machined from 2" 3/2.5 titanium tubing and is textured for carbon fiber applications. The outside diameter is 50 mm and the width is 68 mm. The threads are M47 x 1, right and left hand, with a thread length of 0.50". The left hand thread is identified by a radial groove on the face of the shell. The minor diameter of the thread is 46 mm +.1/-0 and is relieved on the inside diameter to 47.75 mm +/- 0.1.
Item sold individually.