Rigged for weapon is possible ?

[GAIGHER]

Hello
Rigged for weapon is possible ?

The weapon



The list




The rigged




I tested:

frame_gun
...frame_tube_l
......frame_tube_center
.........frame_tube_r
...weapons
tube

frame_gun
...frame_tube_l
......frame_tube_center
.........frame_tube_r
...tube
...weapons

frame_gun
...frame_tube_l
...frame_tube_center
...frame_tube_r
...weapons
tube

frame_gun
...frame_tube_l
...frame_tube_center
...frame_tube_r
...tube
...weapons

How ?