IceToolz Bosch Gen 4 Bottom Bracket Lockring Tool

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This is a genuine Bosch lockring tool to remove the castellated nut or threaded chain guard from the front sprocket of a Bosch Gen 4 motor. Generation 4 (Gen 4) covers the Performa nce Line CX and cargo line from 2020. Features Use with 1/2" Two-way Ratchet Wrench Measures 4.3cm x 4.3cm x 4.5cm Weighs 170g Constructed from Cr-Mo steel Show more