The XBR-12 Two Piece 6-Bolts Rotor pairs a high-strength AL7075 aluminum carrier with a high-durability Stainless Steel 410 brake band to deliver optimized weight savings, superior heat dissipation, and structural rigidity. Designed with a standard 6-bolt mounting interface and a 160mm diameter, this two-piece rotor provides responsive and consistent braking performance for road, gravel, and XC applications.