Rolf prima vcx gravel disc rear wheelrolf primas vcx gravel disc rear wheel is a superbly versatile cyclocross wheel hand built in oregon usa this rear wheel is ready for the rough and tough demands of cyclocross without a performance penalty durable aluminium cyclocross wheelweighing in at 910 grams and compatible with shimanos numerous 10 11 speed groupsets this vcx gravel disc rear wheel is fine tuned for precise cornering descending and fast flats when combined with rolf primas pa