TOPEAK RX Rubber Shim Distanzgummi Set
Thus, the Topeak RX BeamRack Porters can be attached to the seat post safely and stably, these little gums are required. Each Porters are at this, but these are subject naturally to natural wear.
Therefore, it is worth it to change at regular intervals. Also because the rubber becomes hard when not in use and lose its clamping property.
Delivered in a set with 3 different strengths for different seat post diameter
Content: 3 x Rubber Shim
Thickness: 0.6 / 1.2 / 2mm