Make sure you have enough brake for where and how you ride. A larger rotor does a better job of displacing heat generated from braking and can provide better modulation. Origin-8's Torq-Lite Disc Adapter allows you to increase your braking power by giving you the option of upgrading from 160mm rotor to 180 or 203mm. - Used to upgrade the disc size on post mount calipers - Lightweight aluminum design