Rockrider 560 B’TWIN FACTORY Alloy Frame light weight size 17 Front suspension with deep In 100MM and comfortable lock Wheels 27.5 x2.10 Kenda tyres Hydraulic breaks with mineral oil [all work nice and smooth] SRAM gearshifters 3×9 speeds and rear derailleur SRAMX7 Bike is in great condition give full service and clean but yes it is second hand bike.