I think it is not good enough. I don't know if it will hold a pose when their will be the weight of other limbs. I think I'll have to buy bolt and screw so I can "tune" the tension. Also the twist worked better than in the video but it is still a bit fragile to my taste.

[Id 1 to 3 : wooden joint for stop motion armature on the right shoulder of a torso with a shirt, in three différents positions]