Crazybird CB50 E-bike
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Estimated delivery:Jun 10 - Jun 14
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Extra €100 off for 2 Bikes: CB100
- 48V 10.4Ah Battery, 250W Motor.
- Top speed 25Km/H
- 5-level pedal assist, Walk mode.
- Front fork suspension
- Shimano 7-speed.
- Free Shipping for all orders.
Our Customer Experience team is here to answer all of your questions.
Hours: 6PM - 3AM PST from Mon - Fri
Email:service@crazybirdbike.com
An electric bike with performance and endurance
Crazybird CB50 E-bike
Easy to use for daily commutes and weekend adventures!
It is equipped with a 48V 15.6Ah battery, which has excellent endurance. A single charge can easily meet the needs of daily commuting and weekend travel. The 500W motor is powerful, and with Shimano 7-speed gearshift, it can handle both flat roads and gentle slopes with ease. Hurry up and start your convenient journey!

Unleash your commuting power
Experience the excitement of city streets and the freedom of outdoor trails!

Say goodbye to battery anxiety
It is equipped with a 48V 15.6Ah large-capacity lithium battery, and its battery life after a single charge is amazing. Whether you are busy commuting every day, shuttling through the hustle and bustle of the city, or taking advantage of your free time to start a leisure trip to the suburbs to feel the tranquility and beauty of nature, it can rely on its super long battery life to steadily accompany you all the way, allowing you to completely say goodbye to battery anxiety.

The most suitable riding rhythm
When it comes to riding experience, the 500W efficient motor delivers powerful power, and it can climb steep slopes effortlessly. On flat roads, it is as easy as walking on flat ground, and can easily conquer all kinds of road conditions. The Shimano 7-speed transmission system allows you to find the most suitable riding rhythm regardless of the road conditions, and enjoy a smooth riding experience like a professional rider.
Technical Specifications
MODEL | CB50 | ||
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MOTOR | 250W brushless rear hub motor | BATTERY | 48V 15.6Ah |
DISPLAY | LED display | LIGHT | LED headlight |
BATTERY CHARGER | 48V 2.0A | SENSOR | Cadence sensor |
TIRES | Integrated wheel 20*4.0 | RANGE | 55-60km (pedal assisted) |
BRAKE | Mechanical disc brake | DERAILLEUR | Shimano 7 speed |
FORK SUSPENSION |
Front fork + Double spring rear shock absorber |
FRAME | 6061 Aluminum heat treated step-thru |
N.W(with battery) Kg | 40kg | CRANK | 160/52T |
RECOMMENDED HEIGHT | 165cm-203cm | SEAT | long comfortable city seat |
HANDLEBAR&STEM | Aluminum black | CONTROLLER | 48V 12FET integrated controller |
Size
Shipping and Return
Shipping policy
Our goal is to offer you the best shipping options, no matter where you live.The total time is the sum of the processing time and the shipping time.
Processing time: the time between when you place an order and when we ship it.
Shipping time: the time between when your order has been shipped and delivered to you.
Shipping carrier: Dachser/DPD/Fedex
Shipping time: Due to high order volumes, shipment handling time may take 2-3 days, Business days refer to Monday~Friday(excluded holidays and weekends). another 5-7 days for the order to arrive at your door.
Shipping fee: Free shipping whole store
Shipping from: EU Local warehouses
Shipping area: the EU only. Any other question, please contact us at service@crazybirdbike.com
Return
We have a 14-day return policy, which means you have 14 days after receiving your item to request a return.
Instruction: To start a return, you can contact us at service@crazybirdbike.com. If your return is accepted, we’ll send you instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted. crazybirdbike is not responsible for the shipping cost of the package returned by the customers themselves.
Restocking Fee: you are subject to €200 per bike restocking fee.
Return Shipping Costs: You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. We recommend using a trackable shipping service and purchasing shipping. We cannot guarantee that we will receive the item you are attempting to return.
Returns are not allowed after 14 days of the delivery date: To be eligible for a return, your item must be in the same condition that you received it, unworn, unused or the ebike must have less than ten (10) miles on the odometer, it and must include all items that were inside the box (charger, keys, hardware, etc.), and in its original packaging. You’ll also need the receipt or proof of purchase.
Damages and issues: Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Return Address: Contact us to get detailed return address
You can always contact us for any return question at service@crazybirdbike.com
NON-RETURNABLE ITEMS INCLUDE, BUT ARE NOT LIMITED TO:
1. Product from Unauthorized Reseller
2. The damage is caused by human
3. Special order
4. sale items or gift cards
Exchange for new model(Only for Non-quality Products)
This term is only for the unworn, and the ebike must have less than ten (10) miles on the odometer.