MRP

2x Chain Retention System 39/42T ISCG-05 White

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

• Compatible with 9 and 10 speed 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