D.I.D 2005-2006 Kawasaki ZX636 Ninja ZX-6R PRO-STREET 520VX2-110 X-RING CHAIN 520VX2X110FB. The vendor part number is 520VX2X110FB.. Read title careful to know what you are getting. Catalog decription…

• Greater Rigidity
• Greater rigidity brings smoother handling, reduced power loss, and quicker response
• Highest value in all D.I.D. series
• Superior longer life than previous VM series