Presenting a revolutionary new product. The IGUS Roller chain profile: For very high fill weights and speeds is a product of great ingenuity and brilliance. It is designed for for very high fill weights and speeds Over 1,000 systems worldwide are in permanent use with conventional roller E-Chains® . Industry, in particular the crane building sector , places increasing demands on travel distances , fill weights , special and high travel speeds whilst operating quietly at the same time. If one is looking for a product worth investing and reliable then it is the IGUS that you are looking for.