The Carrera Blast 20" Boys Mountain Bike is great for kids graduating up to their first mountain bike who can't wait to get out and about and come home looking like they've been dragged through a hedge backwards. It will handle the bumps and hills of mountain biking with ease! SRAM X3 7 speed twist grip gearing to tackle the 'ups and downs' V-brakes with power adjuster for reliable and precise braking Zoom fork's for a smooth ride Carrera Blast 20" Boys Mountain Bike i got it in august and he only used it about 5 time its was £180 and i am wanting £80 as its still like new