Last year 100 TOPIII has been installed in USA by customer. They purchased and installed, using with our complete easy installation manual. Your maintenance guy can install our picker.It can be installed from 30 ton to 350 ton Injection molding machine. ( TOPIV 450, 550, 650, 750, 950 )Number is extension stroke. We have single arm is TOPIV, double arm is Twin. Also many traverse unit is available. Check our website with Chinese language http://www.hyrobot.com/ch-index.htm