This product includes the bottom bracket shell, threaded bosses and set screws. The bottom bracket shell is made from CP titanium, has an outside diameter of 2-3/8", an inside diameter of 2.130" and is 68 mm wide. It is internally relieved, 2.245" inside diameter x 1.50" wide and supplied with two 10 mm holes for the threaded boss. The outside diameter of the threaded boss is 12 mm x 12 mm long, stepped to fit the 10 mm hole and threaded M8 x 1.25. The boss must be welded to the shell by the frame builder. The set screws are M8 x 1.25 x 12 mm long, flat point, black oxide steel.
Item sold individually.