The Carbonautica fibreglass composite wheel is very well made and has a very good grip on a Dehler 42, “The grip is perfect” says its owner.
Made like a carbon wheel, in one piece without gluing, the monocoque structure is very resistant. The difference is that the fibreglass composite wheel is much cheaper than the carbon version.
More information on https://www.nautex-international.com/barres-a-roue.html