Alpha Four 24" Wheel Kids Bike

The 24" Alpha Four offers a NEW 9-speed Microshift drivetrain. The 11-36T wide range gearing is the real deal, providing growing riders with truly usable gear range.

Key Features:

• Prevelo confidence-inspiring low and narrow geometry: Keeps the rider low, balanced, and in control.
• Lightweight 6061 aluminium frame with custom-formed tubing.
• Lightweight aluminium alloy fork with chromoly steerer.
• Tektro front and rear V-brakes for reliable stopping power.
• Lightweight Allen head front and rear wheel skewers for secure wheel installation.
• Three-piece crank with square taper bottom cartridge bearing bottom bracket and ultra-narrow Q factor.
• Custom-made cranks: Sized specifically for each model bike, down to the millimetre.
• NEW Microshift 9-speed drivetrain: Features a shorter pulley cage without compromising gear ratio width. Smaller cage derailleurs keep things high and away from the ground, ideal for kids' bikes.
• Microshift Trigger Shifters: Designed for small hands, these silky-smooth thumb shifters are easy to operate and mimic those found on high-performance bikes.
• Replaceable derailleur hanger: Protects the frame by allowing replacement if the derailleur takes a hard hit.
• 11-36T wide span gearing: Provides plenty of range to tackle tough hills.
• 95% assembled: Just install the handlebar, seatpost, front wheel, and pedals.

Specifications:

• Weight (including pedals): 21.2 lbs / 9.6 kg
• Minimum Saddle Height: 25.8 in / 655 mm
• Maximum Saddle Height: 31.2 in / 792 mm
• Bottom Bracket Height: 9.9 in / 252 mm
• Gain Ratio: 1.9 - 6.8
• Standover (ground to top of top tube): 22 in / 558.8 mm

Geometry:

• A Wheel Size: 24"
• B Wheelbase: 38.1 in / 968 mm
• C Effective Top Tube Length: 19.6 in / 498 mm
• D Head Angle: 69°
• E Seat Tube Angle: 69°
• F Chain Stay Length: 16.3 in / 415 mm

Components:

• Frame: 6061 heat-treated aluminium alloy custom-formed tubing.
• Fork: Aluminium alloy blades with chromoly steerer tube - 35mm rake.
• Seat Clamp: Aluminium alloy with toolless adjustment.
• Front & Rear Brake: Tektro aluminium alloy V-brakes.
• Brake Levers: Tektro aluminium alloy.
• Rear Derailleur: 9-Speed Microshift.
• Shifter Rear: Microshift Thumb Shifter.
• Freewheel/Cassette: 11-36T.
• Crank Set: Prevelo anodized alloy 3-piece square taper with 130mm crank length.
• Sprocket: 32T with double chain ring guard.
• Bottom Bracket Set: Sealed cartridge.
• Headset: 1.1/8" threadless.
• Rims: Aluminium with ground sidewalls.
• Front & Rear Hubs: Lightweight alloy 1-piece forged CNC.
• Tires & Tubes: Kenda Small Block Eight Pro 24 × 1.5.
• Saddle: Prevelo big kid saddle.
• Handlebar: Prevelo aluminium big bore - 580mm width x 40mm rise with 31.8mm to 22mm taper.
• Handlebar Stem: Aluminium 35mm extension.
• Grips: Kraton rubber.
• Pedals: Composite with 9/16" chromoly axle.

This bike is designed to make young riders feel confident, comfortable, and in control while providing high-quality components that ensure durability and performance.