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SUPER B 鋁合金 SHIMANO中軸工具 TB-8911A / SUPER B ALUMINUM CRANK INSTALL TOOL for Shimano TB-8911A
?Engages 8 internal splines of the crank arm adjustment cap.
?Use with 6 mm hex key to remove and install crank arm adjustment cap.
?Spec:
TB-8911: Material - nylon.
TB-8911A: Material - aluminum.