DJC Road Bike Front Derailleur Extender Shimano Di2 105 R7000 R8000 R9100 R7170 R8170 R9250 R8150 Force AXS 12 Speed Bike Chainring Accessories 11S 12S

There are 2 models on the front derailleur extension of the bikeThe 11 Speed Bike Front Derailleur Extender is suitable for 10 and 11 speeds, and can only be used to lower the height.The 12 speed bike front derailleur extender is suitable for 12 speeds, and is compatible with 10 and 11 speeds, which can be raised, lowered.Buy what you need, thank you!11 Speed Bicycle Front Derailleur ExtenderFits: Shimano DURA-ACE R9100, ULTEGRA R8000, 105 R700010s/11s Road Bike Front Derailleur (Not Fit 12s) Not Fit Mountain BikeFunction: Reduce the height of the front derailleur to achieve the use of small tooth chainrings on the road bikeMaterial: High Strength Aluminum 7075-T651, Boeing and Bombardier. Provides maximum rigidity and durabilityMaterial:Extender: AL7075Screw: 304Lower Distance: 15.5mmWeight: 4g12 Speed Bicycle Front Derailleur ExtenderFits: 12s Di2 Shimano Dura-Ace R9250 R9200/ Ultegra R8150, R8170, R8100/ 105 R7150, R7100/ FORCE AXSCompatible with 10s, 11s road bikes, not for mountain bikesFunction: Raise and lower the front derailleur height to achieve the use of large or small tooth chainrings on the road bike.Raise and lower distance: 15.5mmMaterial: 304Weight: 9g

• Specifically Engineered for 12-Speed Electronic Groupsets:this extender is fully compatible with Shimano and SRAM 12-speed electronic front derailleurs, overcoming battery interference issues.
• Lightweight and Durable:Crafted from high-strength 304 stainless steel, weighs only 9g. Designed for long-term use without compromising weight.
• Supports Extreme Gear Modding:Allows for both raising and lowering of front derailleur — ideal for gravel bike conversions using small chainrings or road bikes with 58T–60T large chainrings.
• Wide Compatibility:Compatible with Shimano Di2 R9250/R9200, R8150/R8170, R7150/R7100, and SRAM FORCE/Rival AXS (12s). Not for RED eTap 11s.Compatible with 10s, 11s, 12s road bike, NOT fit mountain bike.
• Package includes: 1 x 12S Extender