Bearing Separator Spread - Maximum 4 3/8 in Tapped Hole Thread Size 1/2 In.-13 3/8 In.-16 5/8 In.-18 Application For Automotive Seal Bearing or Bushing Installation Job Compatible with Manufacturer Model Number J4018 Compatible with Product Type Bearing Gear Includes (2) #2 Separator Plate with Drilled Holes (2) 5/8 in-18 UNF Threaded Rod (4) 5/8 in-18 UNF Hex Nut 1/2 in-13 3/8 in-16 5/8 in-18