Carbon Fiber Bicycle Rear Derailleur Pulley Wheel System for Shimano and SRAM 13T-17T

Size:

5800: Compatible SHIMANO R4600 R4700 R5700 R5800, Weight 100g;

6800: Compatible SHIMANO R6700 R6770 R6800 R6870 R9000 R9070, Weight 90g;

7000: Compatible SHIMANO R7000,Weight 80g;

8000: Compatible SHIMANO R8000 R8050 R8070 R9170 R9150 R9100,Weight 80g;

SRAM RED/FORCE: Compatible SRAM RED10S/11S RIVAL10S/11S FORCE10S/11S,Weight 80g;

SRAM E-TAP:Compatible SRAM E-TAP,Weight 75g;