After about 1500 km's to try out cycling i went from this KS Cycling Velocity 2nd hand cheap fitness bike, to this Isaac Vitron Disc 105. And i should have done that
KS Cycling Montreal Men's Trekking Bike 28 Inches Black : Amazon.de: Sports & Outdoors
KS Cycling Fahrradwelten | Fahrräder für Groß und Klein
KS Cycling Mountain Bike Hardtail 26 Inch Xtinct Black/Red/Black/Green : Amazon.de: Sports & Outdoors
KS Cycling Fatbike 26" FAT XTR - schwarz grün used in xl | buycycle
Vélos KS Cycling | Des vélos pour petits et grands