Renthal Ultralight Rear Sprocket

• All rear sprockets are the ultralight design, making them 66 percent lighter than steel, yet incredibly durable
  
• They are CNC-machined from a specially enhanced 7075-T6 aluminum alloy
• This sprocket will provide maximum power transfer and long-life
  

Renthal Ultralight™ rear chainwheels are manufactured to extremely tight tolerances from  7075 T6 aluminium alloy which is 66% lighter than steel, yet incredibly durable. Their advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-life. Renthal's combination of a high strength base material and exceptionally hardwearing surface result in significantly increased chainwheel life over other brands.