YD-2 for the aluminum top shaft

JAN code:
639342213689
Item code:
Y2-631A
Maker price:
\1,980 JPY
Sale price:
\1,800 JPY
Manufacture:
YOKOMO
Weight:
9g
Categories:
YD-2 drive relationship
Is YD-2 series aluminum top shaft of standard parts.
Hard coat processing is applied on the surface. we have to improve the wear resistance.