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What the hell happened to my knob? What should I do? Schwalbe Black Jack 26x2.25 with less than 250km on them : r/bikewrench
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Schwalbe Black Jack 16x1.90/20x1.90 Bicycle Tire 16/20 Inch City Road Bike Small Wheel Tyre Cycling Replacement Parts - Bicycle Tires - AliExpress
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Schwalbe Black Jack 16x1.90/20x1.90 Bicycle Tire 16/20 Inch City Road Bike Small Wheel Tyre Cycling Replacement Parts - Bicycle Tires - AliExpress
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