white98sh Joined 29 October 2013 Messages 416 Location NJ 28 January 2020 #51 you can use rivnuts... that is what i am doing for my custom undertray. M6 for the oem 10mm bolts
A Anopheles Joined 5 January 2014 Messages 353 Location The Jungle 28 January 2020 #52 Rivnuts won't work on fiberglass lip what material lip is your custom under tray ?
white98sh Joined 29 October 2013 Messages 416 Location NJ 30 January 2020 #53 i used self tapping screws for the fiberglass bits Sent from my iPhone using Tapatalk Pro