Amazon.com : OUTERDO Bike Fork Stem Extender Bicycle ...
Material: Aluminium alloy,T4 + T6 heat treatment, 4.9 ultrahigh strength Handling more flexible, light weight, easier to force when climbing, operation is comfortable The product equip with 4 gaskets,1 x 10mm and 3 x 5mm, can increase the height up to 70mm …
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