FRAME & COMPONENTS. Sunroof frame nut. A solid metal or plastic block with a threaded hole in the center which is used to secure the Instrument Panel Air Bag Inflator Module to its mounting point. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the ABS Hydraulic Control Unit. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Roof Panel. Part cannot be reused/reinstalled. Sunroof Frame Nut. ASSEMBLY lock. ABS control unit. ABS Hydraulic Assembly. Flange. Hexagon flat. Instrument Air Bag. Knee air bag. Mount bracket. Sunroof. Included with: Frame assembly.