-10% Sale!

Merida Matts J.20+ 2026

Original price was: £500.00.Current price is: £449.00.

2026 Merida Matts J.20+ Lightweight Junior Mountain BikeThe 2026 Merida Matts J.20+ is purpose-built for young riders who want confidence, comfort, and control on every ride. Designed with a lightweight 6061 aluminium frame and rigid fork, it delivers easy handling and efficient performance without the unnecessary bulk of budget suspension — Read More

Buying Guides

Description

2026 Merida Matts J.20+

Lightweight Junior Mountain Bike

The 2026 Merida Matts J.20+ is purpose-built for young riders who want confidence, comfort, and control on every ride. Designed with a lightweight 6061 aluminium frame and rigid fork, it delivers easy handling and efficient performance without the unnecessary bulk of budget suspension forks. Weighing approximately 9.5kg, it is light enough for children to manoeuvre and lift, helping to build riding skills from the very first pedal stroke.

Fitted with wide 2.4-inch tyres, the J.20+ offers outstanding comfort, grip, and stability across varied terrain, while a simple 1x drivetrain and Microshift trigger shifters make gear changes quick and intuitive. Powerful Tektro hydraulic disc brakes with short-reach levers ensure smooth and reliable stopping in all weather conditions, providing safety and confidence for junior riders.

Every component has been carefully chosen with young cyclists in mind, from the short-reach handlebars to the flip-flop stem that allows for growth, extending the bike’s usable life. The bike suits riders from approximately 109cm to 129cm in height, making it an ideal step up from a first geared bike.

Key Features:

• Lightweight TFS 6061 aluminium frame with rigid fork for responsive handling
• Wide 2.4″ tyres for extra grip, stability, and comfort
• 1×8-speed drivetrain with Microshift trigger shifters for simple gear changes
• Tektro hydraulic disc brakes with short-reach levers for powerful stopping
• Flip-flop stem and adjustable spacers to accommodate growing riders
• Approximate weight: 9.5kg

The 2026 Merida Matts J.20+ is the perfect junior mountain bike for young riders ready to tackle trails, paths, and family adventures with confidence. Built for performance, comfort, and durability, it’s a bike that will inspire a love of cycling from the very first ride.

Bike specifications are advised by the manufacturer and can be subject to change without prior warning.

Please call our helpful sales team on 01539 821 443 or email us for the latest up-to-date product information.

Specification

Frame

MATTS J. 20+ aluminium 20×2.4" max. tyre size 135×9/100×9 AST BSA BBR

Fork

Merida MATTS J. 20+; aluminium; 20×2.4" max. tyre size

Head Set

FSA NO.10P Neck15 with 10mm*2+5MM*2 spacers

Stem

Merida Comp CC; aluminium; 31.8mm diameter; 7 degree – length: 50mm

Handle Bars

Merida Expert JR; aluminium; 560mm wide; 25mm rise

Tape Grips

Merida Expert JR

Brakes

Hydraulic Disc

Rear Derailleur

Microshift Acolyte Speed Super Short Cage; RD-M5180S; Super short cage

Rear Hub

KT-TD7R-M10; 135x9mm; 24 spoke

Front Hub

KT-K68F; 100x9mm; 20 spoke

Shift Levers

Microshift Acolyte Quick Trigger Pro; SL-M6285-ER; Super short reach; Gear indicator; single click

Cassette

Sun Race M55; 11-34 teeth; 8 speed

Chainset

Prowheel A10PP; 32 teeth; Aluminium – cranks: 114 mm

Pedals

VP-225

Wheels

Merida JR 20+; aluminium

Front Tyre

Maxxis Pace; 20×2.10"; wired

Rear Tyre

Maxxis Pace; 20×2.10"; wired

Saddle

Merida Comp JR

Seat Post

Merida Comp CC; 27.2mm diameter; 0mm layback; aluminium

Discipline

Kids

Material

Aluminium

Wheel size

20"

Electric

No

Season

2026

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Wheelbase has teamed up with; CycleScheme, Halfords, Green Commute Initiative, as well as, Vivup, Cycle Solutions & Bike2Work to offer PAYE employees a healthier way to commute. The scheme stems from the U.K Government’s Green Transport Plan which is designed to get more people out and about riding bikes and reaping the multitude of personal and environmental benefits!
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