( this discussion thread is about
part u9252 and its patterns
http://www.ldraw.org/cgi-bin/ptpatterns.cgi?p=u9252
https://www.bricklink.com/catalogItemInv.asp?S=4336-1
)
part u9252 and its patterns
http://www.ldraw.org/cgi-bin/ptpatterns.cgi?p=u9252
https://www.bricklink.com/catalogItemInv.asp?S=4336-1
)