The 2x chain guide provides robust chain retention and chainring protection for 2x10 and 2x9 drivetrains.
  • Integrated skid protects chainrings and glides over rocks and obstacles
  • Modular skid saves 40g when removed
  • Patent-pending dual pulley design provides precise chain engagement while reducing noise and drag
  • Raised top fin profile prevents the chain from dropping to the BB shell
  • Compatible with 9 and 10 speed drivetrains

Product Specifics

  • Max Tooth (teeth): 40
  • Chainguide Mount Type: ISCG-05
  • Weight: 235

MRP 2x Chain Retention System Steel 34-40T ISCG-05 Black



The 2x chain guide provides robust chain retention and chainring protection for 2x10 and 2x9 drivetrains.

  • Integrated skid protects chainrings and glides over rocks and obstacles
  • Modular skid saves 40g when removed
  • Patent-pending dual pulley design provides precise chain engagement while reducing noise and drag
  • Raised top fin profile prevents the chain from dropping to the BB shell
  • Compatible with 9 and 10 speed drivetrains

Product Specifics

  • Max Tooth (teeth): 40
  • Chainguide Mount Type: ISCG-05
  • Weight: 235

Product Details

Manufacturer MRP
Manufacturer Part Number 25-5-050

167384-Q0-L