Kinetic - Riser Block

Available in-store only while we do inventory.

Now with three times more surface area contacting the tire to eliminate the problem of pinch flats caused by training on under inflated tires
PVC construction for a lifetime of use
Adjustable to four heights (0.5", 1", 1.5" or 2") to fine-tune the riding position
Fits tires up to 2.25"