Wanted: Weedwacker, Backpack & Edger

[Approach]

I'm looking to buy a used professional-grade Weedwacker, Backback Blower, and a Stick Edger. Is anyone selling some slightly used ones (that have been maintained?) Or, older units that work very well and have been maintained. Please give brand & model number. Thanks

[lawns Etc]

I have the following all 2006 models with reciepts

Echo SRM 210 $125
Echo SRM 251e $150 Both for $240
Tanaka Stick Edger TPE250PF $225

Im about 2ish hrs from Baltimore 15 min from Del Mem Bridge