The I-spec 2 E I spec II SpecE Matchmaker X Integrated Adapter is designed for GX NX X01 and M6000 M7100 M6100 Xt shifters.It proides a seamless integration for improed performance and conenience.This adapter , ensuring minimal impact on your setup while deliering maximum compatibility and reliability., high-qualityand easy to installFeature: Integrated AdapterMaterial: aluminium alloyCompatibility: GX NX X01, M6000 M7100 M6100 XtColor: BlackSpecifications:LR M80XPackage Contents:2 x ariable Speed Integrated Transmission (one on each side)Only the aboe package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.