AVENTICS/NUMATICS N Special EQ Series Detachable Clevis Mount, 4" Bore, 10" Stroke, 1.375 Oversized Rod Diameter, Style #1, 1-14 Male Threads, 1/2" NPT Ports, Position #1, No Cushions, No Magnet, Special .50" Wrench Flat Length, Standard Bushing, Special Pivot Mount with 1" Diameter Pivot Hole and 1.25" Distance Between Ears to meet OAL of 17.125" From Pivot to Work Point of Rod A500-305 & A500-403 Assembled. New, Unused. As pictured