This mount is precisely molded according to the 3.5 inch Holley screens, which perfectly fit, It is designed to be mounted under the dash for a non-intrusive install, for Holley EFI 3.5" Screen Terminator X, Snipper, Dominator HINGED JOINT: The mounting plate has a hinged mounting bracket with bolts to secure it in your desired position, giving your screen a full 180 degrees of screen rotation PROFESSIONAL DESIGN: Say goodbye to holding a monitor while cruising, mounting the screen under the dash allows it to remain easily visible while driving but not obstruct the view while driving or parking. The 3.5inch screen fits snugly in the stand without falling out or rattling EASY INSTALL: Two #8 self-tapping screws are provided and the hardware to assemble it. Making the installation very easy and fast HEAT RESISTANT MATERIAL: Made of durable ABS plastic that can survive both high and low temperatures. Not easy to damage and can be used for a long time This mount is precisely molded according to the 3.5 inch Holley screens, which perfectly fit, It is designed to be mounted under the dash for a non-intrusive install, for Holley EFI 3.5" Screen Terminator X, Snipper, Dominator