Sure? I read that the end on the nut is ø51 while the other ø45, the hole is ø31the conical connection is internal, the exterior is of constant diameter.
ø31 as ø45 refer to the inner diameter. the ø51 is all the outer diameterSure? I read that the end on the nut is ø51 while the other ø45, the hole is ø31