The superlight, all-rounder 24" children's bike for riders aged seven and up with disc brakes, 8 gears and all-terrain tires. Frame Frame material: lightweight, high-quality AA 6061 aluminium with butted tubes24" wheels Child-specific, sporty geometry with a slight kink in the top tube and angular tube profile for a comfy ride and standout style. Gears 8 gears microSHIFT Acolyte rear derailleur microSHIFT Acolyte trigger shifter Fork Lightweight aluminium unicrown fork 1″ steerer tube Generous trail angle for easy, well-balanced handling Wheels Ultralight aluminium rims Aluminium hubs with sealed bearings and mount for woom click-on fenders Quick-release axle on front wheel for easy removal/fitting Bolt-on rear wheel 24 lightweight, super strong stainless steel spokes, double-crossed spoking Headset Fully integrated 1″ headset Sealed industrial-grade bearings Integrated Ahead plug Tires 24 × 2" Billy Bonkers folding tires (Performance Line), Schwalbe Agile, grippy all-terrain tires with low rolling resistance Increased visibility in low-light conditions with reflective stripes on the sidewalls Stem Superlight stem made out of forged aluminium Adjustable in both height and reach to ensure an optimal bike fit as the rider grows Handlebars attached via two clamps and fixed with two 5 mm hexagon socket bolts Handy ABC marking makes it easy to adjust handlebars in relation to the saddle height Saddle Super comfy Ergonomic design, specific for each frame size/age Developed in collaboration with Selle Royal Handlebars Wide, lightweight aluminium bars with an ergonomic design and child-specific tapered ends to suit smaller hands Sandblasted and anodised in black Width: 580 mm Seatpost Anodised aluminium seatpost with visible minimum insertion mark Handy ABC marking makes it easier to adjust saddle height in relation to the bars/stem Grips Ergonomic design Slim, child-specific diameter Targeted comfort zone delays the onset of fatigue on long rides Lock-on design for secure attachment to the handlebars Seatpost clamp Made from aluminium Long quick-release lever that's easy to operate with minimal strength No risk of twisting Integrated shim prevents the seatpost from being scratched Drivetrain Lightweight, forged 130 mm aluminium cranks with narrow tread (Q-factor) Narrow-wide chainring with 28 teeth Cassette with 11–32 teeth Slim, plastic platform pedals Sealed cartridge bearings Brakes Hydraulic flat mount disc brakes from Promax Rotor diameter front/back: 160/140 mm Adjustable, ergonomic brake levers, designed for children Weight 19.8 lbs (without pedals) Weight limit Up to 155 lbs Shipping dimensions 50" x 9.3" x 25.2" Child's height 125-145 cm