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    LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel
    LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel LinkMejor CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel

    CYC-18T Hollow Rear Derailleur Pulley Wheel Ceramic Bearing Guide For MTB L-TWOO ERX/ER9/R9/R7 SRAM AXS RED Shimαno 9/10/11-Speed Support Wheel

    $39.99
    In Stock

    Description

    Specifications:
    Type Rear derailleur guide pulley 
    Teeth 18T, eccentric hollow design
    Material CNC aluminum alloy wheel with ceramic bearing
    Outer diameter 73 mm
    Mounting hole 5 mm
    Weight ≈30 g
    Speed compatibility 9/10/11-speed (Shimαno, not for 11-speed long crank)
    Model compatibility L-TWOO ERX/ER9/R9/R7, Magene QEDSARM 11/12-speed requires 16 mm fixing screw
    Use Road bike rear derailleur upgrade

    Features:
    - Ceramic bearing minimizes friction for smoother, quieter shifting and better power transfer.
    - Oversized 18T pulley reduces chain articulation to boost drivetrain efficiency.
    - Hollow, CNC-machined alloy body keeps weight low while maintaining precise chain control.
    - Drop-in install with two fixing screw lengths for wider fitment across cages.
    - Broad compatibility: L-TWOO ERX/ER9/R9/R7, 9/10/11-speed Shimαno (except 11-speed long crank), and selected Magene setups.

    Package included:
    1 x 18T Hollow Guide Wheel