Description: - CNC anodizing process, durable and -resistant - Stable adjustment, easy and convenient to install - Both derailleur and brake adjustment screw for frames easy adjustment without downtube adjuster stops - Adjustment range form 35mm to 30mm - Allowing a micro adjustment of the tension for front and rear gear mechanisms on yourSpecification: - Material: Aluminium alloy - Color: Red/ Golden/ Blue/ Black/ Silver - Size: 30x10mm/1.2x0.4 inch - Use: Mountain / Road Bikes - Weight: 3.1 gPackage Includes:1 Piece Bike Cable Adjustment ScrewNote:Please allow 0.1-0.3mm differences due to manual measurementPlease understand that we cannot guarantee photos and the real color are the same due to the light irradiation or computer display difference.