11-speed steel performance and valueValue-priced with top performance: The 11s0 is the standard model in the 11-speed Connex chain series. Precision made in Germany using long-lasting, heat-treated steel and offers smooth, high performance gear changes with Wippermannâs engineered design.Supplied with the exclusive, re-usable, tool-free Connex QR joining link. Compatible with all bicycle 11-Speed gear systems.