Oversize derailleur cage with 15T upper and 15T lower pulley. Pulleys are full CNC made from aluminum 7075. Oversize pulleys decreases drivetrain friction for high performance. Compatible with SHIMANO® 11 speed - ULTEGRA: RD6800-GS
Oversize derailleur cage with 15T upper and 15T lower pulley. Pulleys are full CNC made from aluminum 7075. Oversize pulleys decreases drivetrain friction for high performance. Compatible with SHIMANO® 11 speed - ULTEGRA: RD6800-GS
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