PERFECT REPLACEMENT CRANK SPINDLE FOR ANY SEALED 19MM BB SET(AMERICAN,EURO ,MID AND SPANISH) NOW WE CAN CONVERT YOUR 8T SPLINE BALL BEARING BOTTOM BRACKET CRANK TO SEALED BOTTOM BRACKET CRANK WITH THIS SPINDLE MUST HAVE 8T SPLINE CRANK SET MUST HAVE SEALED BOTTOM BRACKET TO USE THIS SPINDLE(SEALED BOTTOM BRACKET SOLD SEPERATE) IT WILL REPLACE MOST OF 8T(SPLINE)19MM SPINDLE.19mm with 8 splines. 19mm OD measured from center section of spindle.
8 SPLINE 8T X 19MMX137mm