Mar 08, 2017· KolbergPioneer Inc. (KPI), Johnson Crushers International (JCI) and Astec Mobile Screens collectively launched and showcased a number of products at ConExpoCon/Agg 2017, including the 3365 Pioneer jaw crusher, the GT440 mobile horizontal shaft impactor (HSI), the Kodiak K500+ and the hybrid GT205 mobile multifrequency screen and KolbergPioneer's jaw crusher product line .