TwinRing Heavy-Duty Rear Sprocket by Renthal

Discover Renthal's TwinRing heavy-duty rear sprocket, a concentrate of innovation and performance. Its unique, lightweight design combines an ultra-high-strength 7075 T6 aluminum inner ring with an electroless nickel-coated steel outer ring, guaranteeing exceptional durability. Precision-assembled at 200°C, this sprocket offers a permanent connection and enhanced strength. Hollow-head screws and self-cleaning grooves optimize strength and prevent dirt build-up. Opt for reliability and efficiency with the TwinRing, designed to exceed your expectations.

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FEATURES

• Unique flat face design keeps weight to a minimum and means the TwinRing is as narrow as a regular chainwheel
  
• Inner Ring is high strength Ultralight 7075 T6 Aluminum. Outer Ring is Electroless Nickel Coated steel
  
• Outer is expanded at 200C and then fitted to inner, creating a permanent bond for the life of the sprocket
  
• Precision CNC machined to extremely tight tolerances
  
• Flat socket head screws add additional strength to the chainwheel during side impacts
  
• Self-cleaning mud grooves between every tooth on both sides help prevent dirt build up