Im trading my AT 900 tech because I cant get the power i used to have out of my shots. Im mainly looking for MP 100, AT900 power, NS8000, or NS 9000 type X. -4u/G4 -Small dents at 10 and 2 o' clock -One very small chip at 10 o clock - serial number: 7533052 170384US - pics will be sent if interested.