been looking one aliexpress and there are several printers from different suppliers that claim to be
Reprap Prusa i3 DIY
are they all the same on from a different seller or do you have to be careful that some are not the same as the one being discussed here
http://www.aliexpress.com/item/Full-Acylic-Upgraded-Prusa-i3-3d-Printer-DIY-kit-P802-High-Precision-Reprap-Bowden-extruder-single/32340184418.html?spm=2114.031010208.3.113.hFiXOZ&ws_ab_test=201526_4,201527_2_71_72_73_74_75,201409_2
and
http://www.aliexpress.com/item/2015-Upgraded-Quality-High-Precision-Reprap-Prusa-i3-DIY-3d-Printer-kit-P802-with-2-Rolls/32339412713.html?spm=2114.031010208.3.139.hFiXOZ&ws_ab_test=201526_4,201527_2_71_72_73_74_75,201409_2
and
http://www.aliexpress.com/item/Free-shipping-High-Quality-Precision-Reprap-Prusa-i3-DIY-3d-Printer-kit-with-2-Roll-Filament/32424257787.html?spm=2114.031010208.3.104.hFiXOZ&ws_ab_test=201526_4,201527_2_71_72_73_74_75,201409_2
for example.