what spanner size is nut and is it a flange nuthelp needed here like a moron I've managed to loose the two nuts that hold the subwoofer to the back of the unit in the boot got the 2 bolts in the floor but need the back fixing and no clue on thread or side cheers for any advice in advance 1999 4.6 vogue
one on the right is a flange nut, a flange nut that takes a 8mm socket would be an m5When u say flanged do u meen this; and the ones I got are 8mill socket the brass one is to big View attachment 159757