Quick Summary
This black Beuiosda fat tire mountain bike has 26 x 4-inch knobby tires, a Shimano 21-speed drivetrain, front suspension and front and rear mechanical disc brakes. The listing describes the tires for dirt, gravel, sand, snow and paved roads. Check rider fit, load limits and assembly requirements for the exact bike before choosing it.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Wheel and tire size | 26-inch bike with 26 x 4-inch knobby tires. Wheel size alone does not establish frame fit for a rider. |
| Drivetrain | Shimano 21-speed drivetrain. Specific components and gear range are not listed. |
| Brakes | Front and rear mechanical disc brakes. |
| Front fork | Front suspension; travel and adjustment details are not listed. |
| Frame | High-carbon steel. |
| Color and weight | Black; listed weight is 59 pounds. |
| Assembly | Described as 85% pre-assembled. The remaining assembly steps are not specified. |
| Listed warranty | 3 months. Check the warranty terms for coverage and conditions. |
What to Compare Before Buying
- Rider fit: Look for frame-size and fit guidance for the intended rider. Do not use the 26-inch wheel measurement as a substitute for frame sizing.
- Load limits: Confirm the maximum rider weight and any other load limits for this specific bike.
- Terrain: The listing names several riding surfaces but does not specify terrain limits or tire-pressure guidance. Check the product instructions for the intended conditions.
- Weight and handling: At a listed 59 pounds, consider how the bike will be moved and stored when it is not being ridden.
Setup and Correct Use
The 85% pre-assembled description does not identify which parts need assembly or adjustment. Check the exact bike’s assembly instructions and requirements before riding; the pre-assembly figure does not establish that the bike is ready to ride on arrival.
Before You Decide
Confirm frame fit and load limits, consider the listed weight, and check the remaining assembly requirements and warranty terms for this bike.











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