This single speed bike is one of the simplest bikes you can get. Without gears on your bike, you never have to worry about shifting gears. This makes riding easier and allows you to focus on the road and enjoy the ride instead of shifting gears. Plus, a single speed bike is one of the bikes with the lowest maintenance costs. And also with fewer moving parts compared to multi-speed bikes. The bike has no front or rear derailleurs and shifters that can lead to malfunctions. Go for simplicity and convenience and choose the Aurelia 1028SU-21!General Specifications:Color: dark greyGender: maleFrame material: steelMaterial rim: aluminiumMaterial brakes: aluminiumWheel size: 28 inchFrame size: 49 cmStem: adjustableSeat post adjustable: noFront fork suspension: noGears: 1Weight: approx. 20 kgSpecifications brakes:Front brake type: V-brakeRear brake type: V-brakeSpecifications lighting:Lighting front: battery lightingLighting rear: battery lightingSpecifications accessories:Bike stand: single standardChain guard: half closed