Need help modding my M416CQB

Hey guys im modding my M416CQB and i need to know which .rez files the laser sight is in :/ and i've tried to mod the itech sights before but when i go ingame its just white like i f'd up the textures on it

please help!

you need the guns_t_ar.rez file you fucked up the texture

ok sweet but do u know where the laser sight is?