SPÉCIALITÉS-TA chainring 'Nerius', 11-speed for outer position

High quality chainring for road bikes with Campagnolo® cranksets - made in France.

This item is no longer being offered by the manufacturer
  • compatible with Campagnolo 11-speed
  • 7075-T6 aluminium
  • CNC machined
  • wide range of teeth numbers

Product information & technical details

Material: Aluminium
teeth: 48, 49, 50, 51, 52, 53
bolt circle diameter: 110
Gear system: 11-speed
sprocket-/chain size: 1/2" x 9/128"


  • Nerius chainrings by Specialites-TA are made of 7075-T6 aluminium by using CNC to achieve sufficient accuracy at a low weight.
  • Those chainrings have milled & pinned shifting ramps to support the chain during the shifting process.
  • 7075-T6 aluminium is particulary tough, which causes less wear.
  • special in use for Campagnolo® & Fulcrum® cranksets with the equivalent, advertised bolt circle diameter

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