4-11/16" Long equalizer bolt features a pressed-in grease zerk that allows for easy lubrication to keep moving elements functioning properly.   • 7/8" • 4-11/16" long • Secures equalizer to center hanger of tandem- or triple-axle trailer suspension system • Pressed in zerk allows for easy lubrication • Included castle locknut secures bolt with cotter pin (not included)