Haro Bikes Kids Flightline 20" + DS Grey

Haro Bikes Kids Bicycle Flightline 20 inch Plus Disc Cool Grey Adventure-ready kids’ mountain bike with 20″ wheels and wide 2.60″ plus tires, the Haro Flightline 20 Plus Disc features reliable hydraulic Tektro disc brakes, Shimano 8-speed drivetrain, lightweight X6 aluminum frame and alloy fork—perfect for confident young riders hitting trails, parks, or streets. The Haro Flightline 20 Plus Disc is a purpose-built 20″-mountain‑bike for kids aged around 3′6″–4′1″ (107–125 cm). It combines trail capability and confidence-boosting design with standout features including: Durable X6 Series alloy frame & rigid alloy fork for responsive handling and a lightweight ride Oversized Chao Yang 20 × 2.60″ plus tires on 31 mm alloy rims to smooth out rough terrain Tektro HD‑J285 hydraulic disc brakes with 160 mm rotors and kids-specific levers for confident, weatherproof stopping power Shimano Altus 8‑speed drivetrain with reliable SL-M315 Rapidfire shifter and RD-M310 derailleur, ensuring easy yet versatile gearing Aluminum 3-piece crank with double chainguard, ergonomic alloy riser bar (620 mm wide, 9° sweep, 25 mm rise), and micro-adjust seatpost—fine-tuned for growing riders Engineered for adventurous youngsters, this hardtail mountain bike delivers smooth rides on rough paths, nimble corners in parks, and safe braking in all conditions. Its thoughtful alloy construction keeps it light and durable, while plus-size tires and hydraulic brakes offer control and comfort for confident trail exploration. FEATURES FL 20" Plus X6 Series frame, new chainstays 6000 Series aluminum 1-1/8" fork Aluminum 3-pc 28T crankset w/ double chainguard Shimano Altus 8-SPD, Rear Derailleur Chao Yang H5183 20"x2.60" Tektro HD-J285 Hydraulic disc brakes with 160mm rotors and short reach levers Alloy Riser Bar, 620mmW, 9° back sweep, 25mm Rise, ø31.8 FRAMESET Frame FL 20" Plus X6 Series frame, new chainstays Fork 6000 Series aluminum 1-1/8" fork Colors Cool Grey DRIVETRAIN Cranks Aluminum 3-pc 28T crankset w/ double chainguard Pedals MTB nylon body 9/16" Chain KMC Z8 8.3, 1/2"x3/32", 92L, GYGY Bottom Bracket Cartridge Bearing 73mmX122.5mm Front Derailleur N/A Rear Derailleur Shimano Altus 8-SPD, RD-M310-L Derailleur Shifter Shimano SL-m315-r rapid fire 8spd Freewheel/Cassette Shimano cs-hg200-8 12-32T WHEELS Tires Chao Yang H5183 20"x2.60" Wheels/Rims Aluminum single wall 20" 31mm wide Front Hub Steel 6 bolt rotor compatible Rear Hub Steel 6 bolt rotor compatible BRAKING SYSTEM Brakes Tektro HD-J285 Hydraulic disc brakes with 160mm rotors Brake Levers Kids specific Tektro HD-J285 brake levers OTHER COMPONENTS Grips/Tape Krayton rubber 127mmL Handlebar Alloy Riser Bar, 620mmW, 9° back sweep, 25mm Rise, ø31.8 Stem Alloy 1-1/8", ø31.8 bar bore, 45mmL, 7° Rise Headset 1-1/8" Threadless Saddle Haro Flightline Jr Seat Post Alloy micro adjust ø27.2 Seat Clamp Alloy ø31.8 quick release SIZE 20 Seat Tube (C-T) 260mm (10.2") Top Tube (Effective) 469mm (18.5") Head Tube Angle 69° Seat Tube Angle 71° Chainstay Length 372mm (14.6") BB Drop 15mm (0.6") Wheelbase 890mm (35") Head Tube Length 100mm (3.9") Standover 554mm (21.8") Stack Height 432mm (17") Reach 320mm (12.6") Axle to Crown 351mm (13.8") Fork Offset 35mm (1.4") Stem Length 45mm Bar Width 620mm Crank Length 127mm Wheel Size 20 Size Inches CM 20 3'6 - 4'1" 107 - 125