tbh i think it would be better for you to use blender (or other expenive 3d progs) to do the skinning/weighting for the seperate items you could use mixamo for the base mesh but then use the other for the parts
tbh i think it would be better for you to use blender (or other expenive 3d progs) to do the skinning/weighting for the seperate items you could use mixamo for the base mesh but then use the other for the parts