Bionicon Eco Guide Chain Tensioner

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The B-Labs Eco chain guide gives rider the ability to add additional chain retention to their drivetrain with a very simplistic system.


  • Plastic guide and clamp with TPE elastomer for for quiet, smooth chain retention
  • Zip-ties directly onto chainstays
  • Split design fits over the derailleur cable and chain with no disassembly required
  • Pivoting chain tube follows the chainline for 2x or 3x systems
  • Plastic/composite construction is lightweight at only 14g 

This product was added to our catalog on March 5, 2019