https://www.bike-components.de/en/XLC/TO-S07-Crank-Puller-for-Square-Taper-Cranks-p54465/
XLC TO-S07 Crank Puller for Square Taper Cranks: Ideal for square taper bottom brackets with 8 mm hex drive and 15 mm wrench size. | bike-components
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https://www.bike-components.de/en/Shimano/BB-UN300-Square-Taper-Bottom-Bracket-p76645/
Shimano BB-UN300 bottom bracket - ideal for trekking, city, and older bikes. Available in 4 axle lengths (110-122.5 mm). Buy now! | bike-components
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