This lising is for 2 Pulleys
- Made of super strong Delrin Plastic, rotate with no noise
- Won't hurt your chain
- Narrow Wide design
- Oversize Pulleys and Ceramic bearing save Your energy during riding
- 12T&14T, Approx weight: 7g+8g, save 80% than your original pulley
- Increases the gear-shifting efficiency by reducing the weight pressure applied to the rear derailleur
- Fit with Shimano Road bike Derailleur Dura Ace R9100, R9150, ULTEGRA R8000,R8050, 105 R7000, R7050
- Fit with most Sram Medium& Long Cage MTB Rear Derailleur in the market: SRAM Eagle/XX1/X01/X01DH/X1/GX(1X11)-X-SYNC 11sp,
- Fit with most Shimano Long Cage MTB Rear Derailleur in the market: M985,M980,M9000,M8000..., but won't fit Shimano Medium Cage
- normally won't fit Short Cage Derailleur
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