The first picture is a product picture, the other pictures are sample displays Shimano DEORE SM-RT56 Brake Disc 6 Bolt Mountain Bikes Disc M610 RT56 M6000 Brake Disc Brake Rotor For Mountain bike accessories Specification: Model: SM-RT56 (six nails, with screws) Weight: 132g (160MM) Material: Steel Process: Cooling technology, quick cooling, mud removal design, prevention of dirt and wear Unit: piece Feature: *1. 6-bolt Disc brake rotor. *2. BENEFIT close. *3. Quicker installation -New tightening plate construction for easy and quick set up. *4. Designed for resin pad only. *5. 160 mm. Package Contents: Nails * 6 Brake Disc * 1 Notes: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data.