Merritt 574 Chrome Post Mount
Line Drawing
Allows the installer to adjust the height of a straight bracket (like EZ Mount bracket).
Fits the new style air ride suspension systems.  Bolts directly into the suspension hanger, eliminating hole drilling in the frame.
Made from hardened billet steel for long life.
Installation Notes:
It is necessary to bend TAB Lock-washers downward into the bolt to prevent unwinding.
Torque 5/8 Nyloc nuts to 150 ft/lbs.
Material: 
Length: 32
Width: 4
Height: 4
Weight: 7
https://merrittproducts.com/product/chrome-post-mount/