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Road Electronic Supplies

Shimano Di2 E-Tube SM-GM01 Grommet

These 6mm rubber circle grommets are designed for compatible frames and Shimano SD50 e-Tube Di2 connecting wires. They are sold in a 4-pack and have a split for easy installation. Once installed the grommets effectively keep out rain or ground spray and grime, while also providing a clean, secure finish for your e-Tube wiring.


  • 6mm circular frame grommets for SD50 E-Tube wires
  • Each flexible rubber grommet has a split for simple installation
  • Includes: 4 black grommets
  • Shimano part # ISMGM01