This shock mount is designed as an upper shock mount on a crossmember. It fits into a oe inch diameter hole drilled through a 2 inch crossmember (or tube). It can also be used as a weld-on mount for sway bar disconnects on a front axle. It typically would be welded to the lip of a spring plate. Additional Details ------------------------------ Product description: This shock mount is designed as an upper shock mount on a crossmember. It fits into a oe inch diameter hole drilled through a 2 inch crossmember (or tube). It can also be used as a weld-on mount for sway bar disconnects on a front axle. It typically would be welded to the lip of a spring plate.