Glerc 20" Mountain Bike For Beginner-Mars
Glerc 20" Mountain Bike For Beginner-Mars
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Free Shipping | 2-8 Days Delivery
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2 Bikes 10% OFF | 365 Days Warranty
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Free Shipping within the USGet your kids' bike delivered to your door at no extra cost!
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365-Day WarrantyEnjoy peace of mind with our full year of coverage on every bike.
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Expert Customer SupportChat online or call us for quick, reliable solutions to your questions.
What's In The Box
Our bikes come 85% pre-assembled for easy setup. Assembly tools and additional accessories are included. Click below to learn more.
Detailed Chart
Sizing Chart
Ensure your child’s bike is the perfect size for safe and fun rides. Use our easy chart to match their height and age to the ideal bike. Get expert tips on measuring for the best fit and enjoy a smoother ride!
View Size Chart
Delivery
Processing Time
Most orders are shipped within 48 hours (most orders are shipped within 24 hours) after the payment is processed. Once your order has shipped, we will provide you with a tracking number that allows you to track your package.
Shipping Time
- 5-8 Days: CA, NE, AZ, OR, UT, WA, ID, NY, VT, MA, PA, NJ, DE, MD, VA
- 5-8 Days (Normally): Other States
Note: The total time is the sum of the processing time and the shipping time. The shipping time is calculated using calendar days and should be used as a general guide. Shipping delays may be caused by natural disasters, inclement weather, war, public holidays, and factors outside our control.
More about on Shipping Policy
Top Features
- Durable Hi-Ten Steel Frame
- Disc Brakes
- SHIMANO 6 Speeds Shifter
- Quick-Release Front Wheel
- Adjustable Seat
- Bell & Reflectors
- Kickstand
Description
- 【STURDY FRAME】This all-terrain mountain bike uses carbon steel frame and internal buried brake cables, which can greatly improve ride safety.
- 【Great Braking System】Disc brakes allow for more precise and controlled, are more effective than rim brakes, help to keep safer when riding at high speeds, down slopes and in wet conditions.
- 【Wider Tires】 20 x 2.8 inch knobby mountain fat tires provide excellent stopping power and tons of traction in sand and snow. This kids bike with soft seat offers more comfort in riding. Kickstand is included.
- 【Advanced Gear】 High-quality TY200D rear derailleur and handle shifters make gear changes smoother and easier. Fat tire bikes are more focused
on simplicity and comfort. - 【Assembly & Size Guide】85% pre-assembled, tools included. If you have any questions about bikes, please do not hesitate to contact us. The 20-inch bike fits 42-56˝ tall kids for age 6-12.
Specifications
- Bike Type: Mountain Bike
- Weight: Refer to size chart
- Frame: Carbon Steel
- Stem: Aluminum , Quill
- Brake Style: Internal Buried Brake Cables, Disc Brakes
- Bicycle Gear Shifter Type: Trigger
- Tire type: Wider Knobby Mountain Fat Tires
- Handlebar: Steel , Height adjustable
- Seat: Cubsala comfort, quick release
- Brake lever: Aluminum
- Wheelset: Aluminum
- Number Of Speeds : 6

The Mars Kids’ Mountain Bike by Glerc is built for young riders ready to climb, cruise, and explore. Perfect for:
- Ages 7–15
- Beginners looking to build control, balance, and confidence
- Kids who want to hit the trails, ride the park, or cruise the neighborhood
From first rides to off-road adventures, Mars grows with your child’s skills—and inspires them to go further every time.

The Mars is made to handle growing skills and big ambitions. Features that power every ride:
- Durable Hi-Ten Steel Frame – Tough and built to last
- Powerful Disc Brakes – Reliable stopping power in all conditions
- SHIMANO 6-Speed Shifter – Tackle hills and flat roads with ease
- Quick-Release Front Wheel – Simple to store, move, or adjust
With comfort, control, and durability at its core, Mars is ready to grow with your young rider—mile after mile.

Every Mars ride starts with Glerc’s promise of quality, safety, and joy:
- 1+ Year Warranty on Frame and other Normal Parts
- Free, secure, fast shipping with tracking
- 45-Day Easy Returns
From first unboxing to every adventure ahead, Glerc is here to support your young rider every mile of the way.
FAQs
How can I track my order?
To track your order, use the tracking number provided in your shipping confirmation email. You can enter it on our tracking page. https://www.glercbikes.com/pages/tracking
What size bike should I buy?
You can determine what size bike to choose based on your child’s height. You can decide after reading the children's bicycle size chart on our website.
What accessories are available for your bikes?
Visit our accessories page to view all available add-ons for your bike.