CNC Machined from AL7075/T6 the PRO chainrings are ramped and pinned for perfect shifting. The Pro chainrings are available for 9 or 10-speed drivetrains.
DESCRIPTION & MATERIALS • Precision CNC machined AL7075/T6 • Shifting ramps and stainless steel pins on outer rings SIZES • 46/36T, 48/34T, 48/38T, 50/34T FINISH • Black anodized with CNC silver • Laser etched logo