Some things that I note are:

• SRAM Rival is not shown in silver. It is only listed in black
• SRAM X.0 is shown with a silver hanger bolt
• SRAM X-9 is shown in black and silver options
• SRAM X-7 is listed as being available in medium or long cage
• SRAM X-5 is also listed as being available in medium or long cage
• SRAM X-4 is also listed as being available in medium or long cage
• SRAM 3.0 is listed
• SRAM DualDrive 21 is not shown

• Publisher: SRAM
• Country: USA, with manufacturing in Taiwan
• Date: 2008?
• Derailleur brands: SRAM
• Derailleurs: too many to list