Need to know something

Please Dont rage, idc if its wrong section, no one is going to the other modding section so my question is:

What is the file i have to use to mod a scope on the itec of a m416 cqb? like DOTSIGHT_STYLE_A.DTX is for acog, but what is it to mod itec scope on m416 cqb, really need to know thanks

Thanks.