Description: Diameter: Approx. 51mm/2 Inch Fitment: for HONDA CBR 1000RR 2008-2011 Made of high quality stainless steel material Increase the exhaust performance of the motorcycle Enhance the out look of your motorcycle Specification: Length: 270mm/10.6 inch Package Includes: 2 Pieces Motorcycle Exhaust Middle Pipe Note: 1. 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)