SHIMANO YUMEYA 21 Antares DC Mechanical Brake Knob

Easy to install and upgrade both appearance and function! Easily upgrade your 21 Antares DC with functionality. Simply replace the oil hole cap that comes as standard to allow external mechanical brake adjustment. In addition, the horizontal grooves engraved on the outer circumference support delicate operation with your fingertips. Proper brake settings can be achieved quickly. The exterior features a design and coloring that matches the 21 Antares DC main unit. Enjoy subtle customization.