Shimano XTR RT-MT900 Center Lock Disc Brake Rotor (specifically the 160mm variant with an external serration lockring). This high-performance component is designed for mountain and road bikes, utilizing advanced heat management technology to ensure consistent braking power.
Diameter: 160 mm.
Weight: Approximately 108g for the rotor alone; approximately 114g including the alloy lockring.
Mount Type: Center Lock.
Thickness: Approximately 1.75mm to 1.8mm.
Construction: 3-layer sandwich design with stainless steel outer surfaces and an aluminum core with cooling fins.