Light mounting base medium rail slim lite rectangular chrome plastic 4x1 Semi Truck Application: universal- Peterbilt

Semi Truck Application: universal- Peterbilt Kenworth Freightliner and various other trucks

Application: Ford 2004-2014 F series vehicles with original equipment steel wheel with 13/16 lug nuts

Peterbilt 1990's and newer trucks with 33MM hub piloted lug nuts (all right hand threads) and with at least 3 threads extending through the top of the nut and with a wheel size of 20" or 22 1/2" or 24 1/2" and with air brakes(disc brakes get too hot causing them to melt)

Application: door mirror head replacement for older 1985-2002 Peterbilt

Light mounting base medium rail slim lite rectangular chrome plastic 4x1 Semi Truck Application: universal- PeterbiltTHIS CHROME PLASTIC LIGHT MOUNT BASE IS FOR USE WITH A 3 3 4" BY 7 8 RECTANGULAR SLIM RAIL LIGHT. IT HAS A 4 1 8" LONG BASE BY 1 1 8" WIDE. IT REQUIRES DRILLING TWO HOLES FOR MOUNTING. THE MOUNTING HOLES ARE 3" CENTER TO CENTER. IT IS A SINGLE WIRE SELF GROUNDING MARKER LIGHT BASE. NEW, BULK PACKAGING. EACH. Designed for Grand General's medium rectangular lights: 84440 series medium rectangular 4 LED lights 76400 series medium rectangular 2 LED lights