Designed specifically for use with Shimano Cues drive systems, but equally well suited for all E-bike applicationsPatented Shield Tech riveting and oversized reinforced e-pins achieve industry-leading pin power to withstand lateral stressA premium chain offering both rigidity and tenacity that is optimally hardened through perfectly-tuned heat treatmentSpecial plate design for wider cog teeth enables instant shifts and efficient gear harmonizationAvailable with or without EPT rust protection9/10/11s1/2x11/128`132LGreyDB/XB/XSPUPC/EAN/GTIN: 766759711245