Muddyfox energy20 boys muddyfox energy20 boys tech spec 12 steel mountain bike frame steel rigid front forks steel mtb handlebars steel handlebar stem 6 speed shimano tourney gears with revoshift shifters steel chainset front and rear steel v brakes 20 alloy wheels junior mtb saddle with bumpers recommended for inside leg measurement 21 26 inches recommended for ages 7 10 years assembled weight approximately 14kgs please note all of our bikes a