The ergonomic shifter style remote lever is designed to go where your front shifter would normally sit. This means that this kit is ideally suited for those using a 1x chainring set up, without a front derailleur.V2 Upgrade:Material: AL7075-T651 ,Bar mounted shifter style remote lever,Cable operated ,Cable Length: 1.5m ,Finish: Sandblasted and hard anodized black ,2 Year Warranty.V2 I-Spec Upgrade:Material: AL7075-T651 ,Shimano I-Spec mount shifter style remote lever ,Cable operated ,Cable Length: 1.5m ,Finish: Sandblasted and hard anodized black ,2 Year Warranty.