What Mesa Mark IV do you have? Long Head, Short Head or Combo? How old, and what condition?
I have the following Available for Trade :
-Ibanez UV7PWH - White Universe with Pyramid Neck
-Ibanez J-Custom RG-Art1
-Prestige RG3120 Twilight Blue
-Carvin X100-b Head & 4/12 Top Cab
-Customized 1978 Marshall 2150 100w Tube head(converted from combo)
It is a short head revision B. Pretty much flawless. I am more interested in the Jems i listed, but I will keep you in mind, and keep checking back on this thread. if no one bites I will contact you on the UV7PWH