Hi and thanks for the reply.
The Weapon is parented to IK_Hand_r. a seperate bone not directly attached to the hand so it could freely move without the hands.
As I’m a coder I can’t get my head around blender and Maya for animations. Always looks horrible what I produce.
Where exactly would it correct the rotation. I’m farily new to Control rig. Previously only used AllRight Rig Plugin for UE 4 and there it was extremly easy.