well
this forum says : IndustrialCraft² recent version:: v1.70! (For Minecraft 1.1.0)
but i found only : https://forum.industrial-craft.net/index.php?page…d&threadID=4702 [1.71] but i need 1.70 to connect to my server 
maybe someone post an download for (industrialcraft-2-client_1.70.jar)
