"C/O MOUNT 1,PLUNGER 2,HELICAL COMPRESSION SPRING 2,CATCH STRIKE 2. RECTANGULAR SHAPE WITH APERTURE. DIMENSIONS,9.312 IN. O/A LENGTH,6.000 IN. O/A WIDTH,2.437 IN. O/A HEIGHT,8.375 IN. APERTURE LENGTH,3.625 IN. APERTURE WIDTH. PROVIDED WITH FOUR 0.375 IN. DIA MTG HOLES."