Export both objects (props) ... then Import the file you exported (UNcheck ALL options).
[menu] "File" >>> Export" >>> Wavefront OBJect"

Walla !!!  The two props are now ONE.

cheers,
dr geep <---------------------- makin' million$ with his "glue" (Export/Import) :lol:
;=]

Remember ... "With Poser, all things are possible, and poseable!"

cheers,

dr geep ... :o]

edited 10/5/2019