Spirit cranks result from a sophisticated effort to develop the highest possible strength to weight ratio and pedalling performance in a unicycle crank. Spirit single hole cranks are designed for trials, street, road, and flatland riding.
7050 Aluminum (similar yield strength but tougher than 7075 Al)
Over 25% lighter than KH Moment cranks
Shaped to avoid ankle bone bashing
Rollo disk compatible (Spirit version) for flatland riding
Lengths (mm): 110, 127, 137
Weight: 410 g (137 mm)