Balance Bikes >>
HKM-524499 16-Inch Electric Balance Bike with Brushless Hub Motor and Hydraulic Disc Brakes
FXB05-16pro cross
16-Inch Electric Balance Bike for Riders Ages 8–14
Engineered for the adventurous spirit, the FXB05-16pro cross merges precision craftsmanship with intelligent electric propulsion. Designed to inspire confidence in young riders, it delivers a seamless blend of safety, performance, and intuitive control across neighborhood streets, park pathways, and backyard trails.
Performance at a Glance
Engineered specifications that define every ride.
Engineering Excellence
Every component meticulously designed for young riders.
400W Brushless Hub Motor
The core of the FXB05-16pro cross is a high-efficiency 400-watt brushless hub motor. Unlike traditional brushed motors, brushless designs eliminate friction from physical commutators, resulting in significantly reduced wear, quieter operation, and greater energy efficiency. This motor delivers responsive acceleration across a speed range of approximately 6.2 mph to 18.6 mph (10–30 km/h), providing ample excitement while remaining manageable for developing riders. The hub-integrated architecture also means fewer external moving parts, reducing maintenance needs and enhancing long-term reliability.
Hydraulic Adjustable Front Fork
Navigating varied terrain demands responsive suspension, and the hydraulic adjustable front fork on the FXB05-16pro cross rises to the challenge. Hydraulic damping provides progressive resistance—soft enough to absorb small bumps yet firm enough to prevent bottoming out on larger impacts. The adjustability feature allows fine-tuning of the suspension response to match rider weight and terrain conditions. This technology, commonly found in premium mountain bikes, gives young riders a genuine advantage in comfort and control when transitioning from paved sidewalks to grassy fields or gravel paths.
Hydraulic Disc Brakes
Safety is paramount, and the hydraulic disc brake system provides reliable, modulated stopping power in all conditions. Unlike mechanical cable-actuated brakes, hydraulic systems use incompressible fluid to transmit force from the lever to the caliper, resulting in smoother engagement, greater stopping precision, and reduced hand fatigue. The disc rotor design dissipates heat more effectively than rim brakes, maintaining consistent performance even during prolonged downhill braking. For parents, this translates to peace of mind; for young riders, it means predictable, confidence-inspiring control.
Lightweight Aluminum Alloy Frame
The chassis of the FXB05-16pro cross is constructed from premium aluminum alloy, chosen for its exceptional strength-to-weight ratio. At a total weight that remains manageable for riders aged 8 to 14, the frame supports a maximum load of 176.4 lbs (80 kg) without compromising structural integrity. Aluminum alloy naturally resists corrosion, ensuring the bike maintains its appearance and durability through varied weather conditions. The geometry has been optimized for a lower center of gravity, enhancing stability and making it easier for young riders to place their feet down when coming to a stop.
16″ × 2.4″ Pneumatic Tires
Traction and stability begin where rubber meets the ground. The 16-inch diameter tires with a 2.4-inch width (approximately 16″ × 2.4″) provide a generous contact patch that enhances grip on both paved and loose surfaces. The pneumatic construction—relying on pressurized air within an inner tube—acts as a secondary suspension system, absorbing high-frequency vibrations that the fork may not fully dampen. The tread pattern is designed to balance rolling efficiency on hard surfaces with sufficient bite for off-road excursions, making these tires versatile across the varied environments a curious young explorer might encounter.
Leather-Covered Comfort Saddle
Long rides demand thoughtful ergonomics. The saddle on the FXB05-16pro cross features a genuine leather covering over a contoured foam base, offering a balance of plush comfort and durable support. Leather, as a natural material, gradually conforms to the rider's shape over time while remaining breathable—reducing heat buildup during extended use. The saddle profile has been specifically shaped for younger riders, with a narrower front section that allows free leg movement and a slightly wider rear that provides adequate support without impeding mobility.
Understanding the Technology
Insights that help you make an informed decision.
Brushless vs. Brushed Motors: Why It Matters
In the world of electric mobility, the distinction between brushless and brushed motors is fundamental. Brushed motors rely on physical carbon brushes that press against a rotating commutator to deliver current—this mechanical contact inevitably creates friction, sparking, and gradual wear. Brushless motors, by contrast, use an electronic controller to cycle current through stationary coils in sequence, eliminating physical contact entirely. The result is a motor that runs quieter, cooler, and with substantially greater longevity. For a balance bike intended for daily use by active children, this brushless architecture ensures consistent performance over hundreds of charge cycles without the degradation that plagues brushed alternatives.
Hydraulic vs. Mechanical Disc Brakes
Both hydraulic and mechanical disc brakes use a caliper to squeeze pads against a rotor, but the method of force transmission differs critically. Mechanical systems use a steel cable that stretches slightly under tension and introduces friction within the housing. Hydraulic systems replace the cable with incompressible brake fluid sealed within a hose. When the lever is pulled, the fluid transmits force instantly and evenly to the caliper pistons. This means less effort at the lever, more precise modulation, and no need for periodic cable tension adjustments. For smaller hands still developing grip strength, the reduced lever effort of hydraulic brakes is a tangible safety advantage.
Aluminum Alloy in Bicycle Frame Design
Aluminum alloy has become the material of choice for performance-oriented bicycle frames, and for good reason. It offers approximately one-third the density of steel while maintaining competitive tensile strength when properly alloyed and heat-treated. Modern aluminum alloys—typically from the 6000 or 7000 series—incorporate magnesium and silicon to enhance weldability and strength. The frame of the FXB05-16pro cross benefits from this metallurgical evolution: it remains light enough for a child to maneuver confidently yet robust enough to absorb the dynamic loads of jumps, curbs, and off-road riding without permanent deformation.
Technical Specifications
Comprehensive data for the discerning buyer.
Frequently Asked Questions
Answers to common inquiries about the FXB05-16pro cross.
What age range is this balance bike suitable for?
How fast can the FXB05-16pro cross go?
Does the bike require assembly upon delivery?
What type of terrain can this bike handle?
How does the hydraulic brake system benefit my child?
What is the maximum rider weight capacity?
Purchase with Confidence
Every order is backed by our commitment to your satisfaction.
Free Shipping on All Orders
Every FXB05-16pro cross ships at no additional cost within the contiguous United States. Orders are processed within 1–2 business days, with tracking information provided upon dispatch. Standard delivery typically arrives within 5–8 business days.
180 Days Purchase Protection
We stand behind the quality of our products. Should any manufacturing defect arise within 180 days of delivery, we will repair or replace the affected component at no charge. This protection covers materials and workmanship under normal use conditions.
30-Day Money-Back Guarantee
If the FXB05-16pro cross does not meet your expectations, you may return it within 30 days of delivery for a full refund. The bike must be in like-new condition with all original accessories and packaging. Return shipping is complimentary for defective or damaged items.
24 Months Warranty Service
The FXB05-16pro cross includes a comprehensive 24-month warranty covering the motor, battery system, frame, and all major components against manufacturing defects. Our dedicated support team is available to assist with claims, troubleshooting, and replacement part coordination.
The FXB05-16pro cross is more than a balance bike—it is an invitation to explore, to build confidence, and to embrace the joy of independent riding. Every component has been selected with care, every specification measured against the needs of growing adventurers. Ride forward.
Every product we offer includes a 180-day purchase protection plan at no additional cost. This coverage extends beyond a standard warranty, reflecting our confidence in product quality and our ongoing commitment to your satisfaction.
The protection plan is designed to provide practical help in real-world situations. Whether you encounter a manufacturing issue, a performance problem, or an unexpected accident, our team is ready to assist with clear, fair solutions.
What Is Covered
Manufacturing Defects
We replace items with material or workmanship flaws at no charge.
Performance Failures
Free repair or replacement if the product fails under normal use.
Accidental Damage
One-time courtesy replacement at a reduced price.
Zero Hidden Fees
All shipping costs for replacements and returns are covered.
How to File a Claim
How This Differs from the Warranty
The 180-day purchase protection includes accidental damage and performance failures that are typically not covered by a standard warranty. It provides an additional layer of support during the first six months after purchase, giving you greater confidence and peace of mind.
We want you to be completely satisfied with your purchase. If for any reason you are not fully happy, you may return your item within 30 days of delivery for a full refund. No lengthy forms, no unnecessary questions.
Our return policy is built on a simple principle: if the product is not right for you, we will make it right. We understand that online shopping involves trust, and we work hard to earn that trust with every order.
Return Eligibility
30-Day Window
Request a return within 30 days of delivery.
Original Condition
Unworn or unused, with tags and original packaging.
Proof of Purchase
A receipt or order number is required.
Fast Refund
Refund processed within 10 business days.
How to Start a Return
Returns & Exchanges Overview
Damages & Exchanges
Please inspect your order as soon as it arrives. If the item is defective, damaged, or incorrect, contact us immediately so we can evaluate the issue and make it right. For exchanges, the fastest option is to return the original item and place a new order for the replacement.
We believe in the quality of our products, and we want you to share that confidence. Every product is backed by a 24-month warranty covering all structural and functional components, including zippers, buckles, straps, and fabric integrity.
The warranty is designed to be simple and accessible. You only need your proof of purchase to begin a claim, and our team will assess the issue promptly. If a manufacturing issue arises, we will make it right.
What the Warranty Covers
Comprehensive Coverage
Every part warranted for two full years.
Free Repair or Replacement
Whichever is faster, at no cost to you.
Quick Turnaround
Claims assessed within 1 business day.
Transferable
Warranty follows the product, not the owner.
How to File a Warranty Claim
Every order ships free—no minimums, no hidden fees. We currently deliver across the United States and are actively working to expand to more countries. We partner with reliable U.S. courier services to ensure your order arrives safely and on time.
Our delivery process is designed for transparency. From the moment you place your order to the moment it reaches your door, you receive clear updates at every stage. We carefully inspect each product before dispatch, and we provide tracking information as soon as your order ships.
Our U.S. Shipping Partners
USPS
Official national carrier with nationwide coverage.
UPS
Fast and reliable ground and express shipping.
FedEx
Express delivery with real-time tracking.
DHL eCommerce
Efficient parcel delivery for e-commerce shipments.
Delivery Process
Delivery Time Summary
Cancellations & Taxes
You may cancel your order at any time before it ships. All product prices include applicable taxes, and there are no additional VAT or customs fees for orders delivered within the United States.
Whether you have a question, need help with an order, or just want some advice, our support team is available around the clock. We don't just respond to messages—we work with you to find real solutions that fit your needs.
Our support specialists are trained to handle a wide range of requests, from product recommendations to technical troubleshooting. No matter the question, you can expect a professional and friendly response.
How We Can Help
Product Guidance
Our experts help you choose the right product.
Order Assistance
Modify orders, track shipments, or speed up delivery.
Warranty & Returns
Start claims or returns quickly and easily.
Technical Troubleshooting
Step-by-step solutions for product issues.
Contact Information
24/7 Phone
+1 (209) 280-3200
support@hekomart.com
Address
3401 Dale Rd, Modesto, CA 95356
Support Hours
Available 24 hours a day, 7 days a week
