7-3/4" Long curved equalizer with 3/4" diameter Center Bolt Hole.
 
Center bolt hole is 3/4" in diameter. 
» 7-3/4" from center to center of bottom holes
» 3-7/8" from center to center of either bottom hole to the top hole

• Connects double-eye springs on dual or triple axle trailers
• Springs attach to each of the equalizer with shackle straps (sold separately)
• Equalizer is suspended from center hanger (sold separately)
• Helps to distribute the weight of the trailer evenly to the front and rear springs
• Provides smoother riding trailer
• Fits 1-3/4" wide, double-eye leaf springs with 9/16" spring eyes
• Center and hole is 3/4"