The days of unwanted downhill are over. The Kinetic Riser Ring, with four heights to choose from, means a nice, flat road is yours for the taking.
* Adjustable for four heights (1.3cm, 2.5cm, 3.8cm, 5cm) to fine tune your ride position
* Fits tires up to 2.25" (includs 700c)
* PVC construction for a lifetime of use
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