Description:CNC anodizing process, durable and corrosion-resistantStable adjustment, easy and convenient to installLightweight, easy to carry, adds no burden to your bike brakeCoated with grease for more smooth and comfortable adjustment cycling accessory for MTB, BMX, mountain, road bikes, fixed gear and etcAllowing a micro adjustment of the tension for front and rear gear mechanisms on your bicycleSpecification:Material: Aluminium alloyColor: Red/ Black/ SilverSuitable Size: 4mm/ 4

5mmLength: 1

3in/ 3

3cmUse: Mountain / Road BikesPackage Includes:5 Pieces Bike Derailleur Adjustment ScrewNote:Please allow slightly difference due to manual measurement

Color may be slightly different since different monitor

Thanks