Specification: Ignition Switch Diameter:32mm 2 Wire type ignition 3 Pin Manufacturer Part Number: TS-16 Fitment: Yamaha FZR250 (1987-1988) / FZR400 (1988-1990) / FZR600 (1989-1993) Note:1. We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need.2. Please allow 0.5-1 inch difference due to manual measurement. (1 inch=2.54cm)3. The color of the actual items may slightly different from the listing images due to different computer screen, 4. Instruction is not included, professional installation is highly recommended. Package Included:1 X Ignition Lock 1 X Gas Cap Lock 2 X Master Keys