A double bottomed rim has, unlike a standard rim, double material. This makes the rim very strong and guarantees a long straight life and a minimum of maintenance.
Dimpled spoke holes means that the spoke holes are punched at an angle of 15 degrees so that the spoke will not be bent at spoke nut. With our extra strong spokes in stainless steel, high quality hubs, puncture protected tyres and the care during assembly, we can offer you the best wheels on the market for urban bikes.
The rim is made specially for Pilen in aluminium and do not rust. The combination of a extra strong spokes and a light but powerful rim gives you what is perhaps the strongest wheel on the market.