The RAD15 Storm33 "Stroop" is a special aluminum hookless rim (27.5" / 584 mm) for Stromer and Opium speed pedelecs with 32 spoke holes and the correct nipple position to prevent wheel problems. This extremely strong rim with an internal width of 33 mm solves manufacturing issues with optimal drilling for high loads and tubeless use.

 Specifications

 
 Diameter: 27.5 inch (584 mm), 32 spoke holes specifically for Stromer/Opium engines with correct angles.
 
 Width: 33mm internal, suitable for 50-70mm tires up to 4 bar pressure, disc brake only.
 
 Material: High-quality Dutch aluminium from Wijchen, asymmetrically drilled for perfect tension.


 Benefits of Speed Pedelecs
 This "Stroop" rim prevents common wheel problems on speed pedelecs thanks to its exact fit and superior strength under heavy loads. Ideal for rugged use with minimal deformation and high durability. A 36-hole version for Klever/Ellio is also available.

 Bet and Custom Options
 Perfect for Stromer, Opium, or similar e-bikes; combine with Etappe Cycling for custom wheel builds. Contact us for custom bores or other diameters.