Upgrade your bike's braking system with the SHIMANO SM-RT56 6-Bolt Disc Brake Rotor. This high-quality rotor is made from one-piece molded stainless steel that has undergone heat treatment and polishing to ensure optimal performance and durability. It is designed for a wide range of Shimano brake systems, making it a versatile choice for MTB, Touring, and City cycling. H2: Key Features Heat-Treated and Polished Stainless Steel: The rotor's construction from heat-treated and polished stainless steel ensures longevity and resistance to wear, providing smooth and consistent braking performance. Available in Two Sizes: Choose between 160 mm and 180 mm diameters to best suit your bike's braking requirements. Wide Compatibility: Compatible with XTR, XT, SLX, Deore, and many other Shimano brake systems, this rotor is designed to fit a variety of bikes, enhancing versatility. 6-Bolt Installation: The 6-bolt design ensures a secure and easy installation, keeping your rotor firmly in place during rides. Designed for Organic Brake Pads: Specifically compatible with organic brake pads, ensuring optimal braking performance and reduced noise. Enhanced Performance: Featuring a performance indicator at level 1 out of 3, polished finish, and self-locking plates, this rotor is built to provide reliable braking in various conditions. H2: Technical Information Installation: 6-bolt Diameter: 160 mm, 180 mm Design: 1-piece Rotor Material: Stainless steel Performance Indicator: Select (level 1 out of 3) Finish: Polished and heat-treated Additional Features: Self-locking plates for added security