If you don't like the animation, just replace them with Bethesda default animation or any other animation mod but the location must be exactly as indicated above.
Check out Arbitration in full swing right here! Arbitration is a mod that puts emphasis on tweaking the entire nature of combat in Fallout 4 in a variety of ways such as improved combat AI, increased grenade detection distance, improved fall damage, increased walk speed and many more. The mod has hundreds of gameplay, quest, NPC, item, text, object and placement bugs fixed and is created by the authors of the Unofficial Oblivion and Skyrim Patch series.