Fenner Tensioners

Standard, Stainless Steel, Front Mounted and Boomerang Chain Tensioners

Fenner® chain tensioners are a simple to use accessory that helps to achieve optimum drive performance, maintain correct chain drive tension and reduce vibration frequency of the chain drive.



  • Increase chain life
  • Noise and vibration damping
  • Absorbs shock loads
  • Maintenance free
  • Safe in operation
  • Self adjusting
  • Progressive spring characteristics
  • Operating angle -30° to +30°
  • Ambient operating resistant to temperature -40°C to +80°C


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