High Quality 24 Inch 21 Speed Adult Bicycle Mountain Bike
| Frame | Lightweight magnesium alloy, aluminum alloy handlebar stem | ||||||||
| Fork | Aluminum shoulder lock front fork | ||||||||
| Voice Changer | Shimano EF41 Derailleur / Shimano EF500 Front and Rear Derailleurs | ||||||||
| Tower Wheel | Shimano Tower Wheel | ||||||||
| Crankset | Haomeng Crankset | ||||||||
| Hubs | Aluminum alloy bearing front and rear quick-release hubs | ||||||||
| Pedals | All-aluminum beaded pedals | ||||||||
| Tires | Zhengxin inner and outer tires | ||||||||
| Colors | Silver/Bianchi Green, Chameleon Purple, White Pink, Chameleon Green, Gray Orange, Chameleon Blue, Chameleon Blue Green, Black Red, Bianchi Green/Orange | ||||||||
1. Electric bicycle frame fatigue test
The electric bicycle frame fatigue test is a test method used to evaluate the durability and strength of the electric bicycle frame in long-term use. The test simulates the stress and load of the frame under different conditions to ensure that it can maintain good performance and safety in actual use.
2. Electric bicycle shock absorption fatigue test
Electric bicycle shock absorber fatigue test is an important test to evaluate the durability and performance of shock absorbers under long-term use. This test simulates the stress and load of shock absorbers under different riding conditions, helping manufacturers ensure the quality and safety of their products.
3. Electric bicycle rain test
The electric bicycle rain test is a test method used to evaluate the waterproof performance and durability of electric bicycles in rainy environments. This test simulates the conditions encountered by electric bicycles when riding in the rain, ensuring that their electrical components and structures can work properly under adverse weather conditions.
Q: Can I get some samples?
A: We are honored to offer you samples for quality check, but will add extra cost and shipping cost by courier.
Q: Can we use our logo and what about the color?
A: Yes, we can produce bike with your logo and sticker, and we can paint as your requirement.
Q: How does your factory carry out quality control?
A: Quality is our priority. Our QC always attach great importance to quality control from the very beginning to the end of the production. Every product will be fully assembled and carefully tested before it’s packed for shipment.
Q: What should I do before riding?
A: When you get the bike, first, install the front wheel, handlebar, saddle and pedals by carefully watching our installation videos.
After the installation, do the following steps before ridding.
A: Pump the tires
B: Tighten the screws
C: Try the brakes, if that’s not sensitive, contact us for how to make it working well.
D: Adjust the saddles in the right height
Now enjoy riding.
