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Mongoose Rockadile 20" Kids Bike Green

$599.00 $549.00   ? You automatically get Club Price when buying online. But there are extra benefits if you join Club 99.
In stock
Only %1 left

PAYMENT OPTIONS

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Product Limit $30 - $2,000 $30 - $3000 $350 - $1,000 Up to $8,000
Minimum Purchase $30 $50 $350 $1,000
Interest Free Period Always interest free Always interest free Always interest free Up to 12 months interest free*
Set up Fee No sign-up or late fees No sign-up or monthly account fees No set-up fee A one-off establishment fee may apply
Minimum Repayments Four equal interest free payments Four instalments due every 2 weeks $40/month From $40/month or 3% of the outstanding balance (whichever is greater)*
Payment Frequency Fortnightly Fortnightly Weekly, fortnightly and monthly Set your schedule to weekly, fortnightly or monthly
Monthly Account Fee No account fee No account fee $9.95/month (waived if your statement balance is zero) $9.95/month (waived if nothing owing)
Late Fee No late fees Learn more about Afterpay late fees Click here Learn more about Zip Pay late fees Click here Learn more about Zip Pay late fees Click here
More Information More information More information More information More information
Request a Price Beat

Up to 12 months interest free

Features

Perfect Ride Guarantee
If you don't love it, you can swap it, up to 30 days from purchase!* Learn more »

Free Bike Build
We'll build your bike for free when you click and collect at any 99 Bikes store.

First Free Tune-up
Every bike come with a complimentary free tune-up and safety check.

Please note that, in order to reduce production and delivery times, bike specifications are subject to change by the manufacturer without notice. Please be aware that these changes might not be reflected on product pages and images.

The Mongoose Rockadile 20" Kids Bike is designed for young riders eager to explore trails and bike paths. Built with a durable yet lightweight Tectonic T1 aluminum frame and a suspension fork with 60 mm travel, it offers a balance of control and comfort on varied terrains. With a 7-speed Microshift drivetrain, this bike ensures smooth gear changes to tackle hills and flats alike. The linear pull Radius brakes provide reliable stopping power, while the 20" Mongoose tires offer traction and stability on different surfaces. The Rockadile 20" is the perfect introduction to trail biking for kids who want to ride with confidence.

Mongoose Rockadile 20" Kids Bike

  • Lightweight alloy frame for easy handling
  • 60 mm travel fork for shock absorption
  • 20" wheels with 2.0" wide tires
  • Microshift 7-speed gearing for smooth shifts
  • Reliable Radius linear pull brakes

Built for Young Trail Riders

The Mongoose Rockadile 20" is crafted for kids ready to tackle trails and paths. Its lightweight alloy frame and 20" wheels make it easy to control and maneuver.

Smooth and Reliable Shifting

Equipped with a Microshift 7-speed drivetrain, this bike allows young riders to shift gears smoothly, helping them climb hills and cruise comfortably on flat sections.

Dependable Braking Power

Radius linear pull brakes on both front and rear wheels provide reliable stopping power. This gives kids the confidence they need to handle a variety of surfaces safely.

What is the Mongoose Rockadile 20" used for?

The Mongoose Rockadile 20" is designed for young riders who want to explore trails and bike paths. It's a versatile bike that provides stability, comfort, and control on various terrains.

Why choose the Mongoose Rockadile 20"?

The Mongoose Rockadile 20" offers a solid balance of durability and maneuverability, perfect for beginner riders. Its lightweight frame, smooth-shifting gears, and dependable brakes make it an ideal choice for confident exploration.

Who is the Mongoose Rockadile 20" designed for?

This bike is crafted for kids who are ready to experience off-road riding and develop their skills on the trails. Its design is perfect for young adventurers who seek a durable and easy-to-handle bike.

More Information
SKU Mongoose25RockadileGreen
Season 2025
Sizing SKUs 24inch - G: MGM51153M10OS, 20inch - G: MGM51253M10OS
Click & Collect Yes
Colour Green
Frame Tectonic T1, aluminium, 20” sport geometry, internal cable routing, 9 mm x 135 mm dropout, replaceable hanger
Frame Material Alloy
Fork Xposure, 20”, steel steerer, lockout, 9 mm x 100 mm, QR, 60 mm travel
Front Travel under 100mm
Rear Gears 7 Speed
Crankset Xposure, forged steel, 32T
Pedals Mongoose, nylon
Chain KMC Z7
Brake Type Rim Brake
Brakes F: Radius, linear pull, aluminium | R: Radius, linear pull, aluminium
Shifters Microshift
Brake Levers Alloy
Derailleur Rear Microshift
Cassette Sunrace, 7-speed, 14-28T
Tyres Mongoose, 20 in x 2.0 in, wire bead
Rims Xposure, aluminium double wall, 23 mm ID, 32H
Hubs Xposure, aluminium, ball bearing, 3/8 mm x 135 mm, 32H, 6-bolt
Spokes 14G, stainless steel
Bottom Bracket Feimin FP-B609W, cartridge, 3-piece, threaded 68 mm shell
Handlebar Mongoose, aluminium, 600 mm width, 30 mm rise, 25.4 mm clamp
Headset Threadless, ZS44/ZS44, retainer bearing
Grips Mongoose, single density
Stem Xposure diecast, threadless, 60 mm, 7°, 25.4 mm clamp
Saddle Mongoose MTB comfort, steel rails
Seatpost Xposure, aluminum, 300 mm, 27.2 mm

Mongoose Kids Bike Sizing Chart

Rider's Height (cm)
75
85
95
105
115
125
135
145
155
165
175
12" Wheel
16" Wheel
20" Wheel
24" Wheel
26" Wheel

This is an accurate estimate, and every new bike comes with a free professional bike fit when you click & collect in store, plus all bikes have a 30 day Perfect Ride Guarantee.

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