I have the mhv 500 but a friend has now made me a plate to which I have bolted an arca swiss clamp so I can switch to an Opticron window mount or hide clamp instantly .It needed a bit of R and D but I am now getting 2 or 3 powder coated.Which of the Manfrottos are you referring to z-ben
Which of the Manfrottos are you referring to z-ben