Do you have an application picture of PAH-3018-HV?
S-Clamps part PAH-3018-HV is used in these applications:
Note that this particular PAH-3018-HV doesn't use a strike, it's latched on the workpiece itself.
The old part number for this clamp was PAH-3011-HV but that part number has discontinued and the part is now called S-Clamps PAH-3018-HV
For more information, here's the product page: