Does what i was looking for - MDT M-LOK Adjustable Thumb Rest

Everyone’s AR setup is unique to them. That being said this may not work for you or maybe it will. based on how you hold your barrel and your hand placement. For me this works really well right next to my white light button. I can keep my thumb out of my optic line, keep great securement of my firearm. Then with a small movement it’s up to my light