Designed for standout style The woom EXPLORE is made to ride, explore, repeat with a standout style for young riders. The clean frame is specced with black components, black rims and finished in matte colors. For cool and active kids that want to find their stylish vibe on a bike, the woom EXPLORE is the one. Specifications Frame Frame material: lightweight, high-quality AA 6061 aluminum with butted tubes 20" wheels Child-specific, sporty geometry with a slight kink in the top tube and angular tube profile for a comfy ride and standout style.LEGGIE Kickstand pre-installed Gears 7 gears Shimano rear derailleur Shimano SL-RV300 Revoshift twist shifter Fork Lightweight aluminum unicrown fork 1″ steerer tube Generous trail angle for easy, well-balanced handling Wheels Ultralight aluminum rims Aluminum 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 20 × 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 aluminum 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 easier to adjust the 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 aluminum riser bars with an ergonomic design and child-specific tapered ends to suit smaller hands Sandblasted and anodized in black Width: 550 mm Seatpost Anodized aluminum seatpost with visible minimum insertion markAnti-scratch shim 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 prolongs the onset of fatigue on long rides Lock-on design for secure attachment to the handlebars Seatpost clamp Made from aluminum 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 110 mm aluminum cranks with narrow tread (Q-factor) Narrow-wide chainring with 28 teeth Cassette with 11–28 teeth Slim, plastic platform pedals Sealed cartridge bearings Brakes Hydraulic flat mount disc brakes from Promax Rotor diameter front/back: 140/140 mm Adjustable, ergonomic brake levers, designed for children Weight 18 lbs