Ian_s Car E46 M3 May 22, 2012 #1 Does anyone know what the size of the bolt is that attaches the front seatbelt upper mounting point to the car? I'm guessing its 7/16th but is it UNF or UNC? Last edited: May 22, 2012
Does anyone know what the size of the bolt is that attaches the front seatbelt upper mounting point to the car? I'm guessing its 7/16th but is it UNF or UNC?