Crown Fabricating has top hat designs for most John Deere excavators along with Komatsu, if we do not have the top hat design that you are looking for, we can design to any machine that is needed. We have custom built top hats for Sany, Volvo, and Cat as well ranging from quick couplers to mechanical couplers. We are also able to fabricate other custom blanks for any type of equipment; as long as we can take measurements, we can produce any type of item that you require.