BLACKBEARING UB-3901-MAX Bearing – 12 × 24 × 10 mm
EAN: 3760365233945
Part Number: UB-3901-MAX
Brand: BLACKBEARING
Type: MAX Bearing – 3901-2RS
The BLACKBEARING UB-3901-MAX is a 12 × 24 × 10 mm MAX-design industrial bearing for bicycle applications, including frame pivots and MTB suspension systems. The bearing features double-sided 2RS sealing to help protect the internal components from dirt, dust, and moisture.
MAX bearings are specifically designed to provide increased load capacity, making them particularly suitable for suspension pivot applications where high loads and limited rotation are common.
Key Features
MAX-design industrial bearing
3901-2RS standard bearing size
Dimensions: 12 × 24 × 10 mm
Double-sided 2RS sealing
Increased load capacity compared to standard radial bearings
Steel bearing construction
Compact design
Suitable for bicycle applications
Suitable for frame pivots and MTB suspension systems
Suitable for replacement and service applications
Technical Specifications
| Feature | Specification |
|---|
| Brand | BLACKBEARING |
| Part Number | UB-3901-MAX |
| EAN | 3760365233945 |
| Type | MAX Bearing – 3901-2RS |
| Standard Size | 3901-2RS |
| Inner Diameter | 12 mm |
| Outer Diameter | 24 mm |
| Width | 10 mm |
| Seal | 2RS, double-sided |
| Design | MAX |
| Material | Steel |
Applications
Bicycle frame pivots
MTB suspension systems
Bicycle industrial bearing applications
Applications requiring a 12 × 24 × 10 mm bearing
Bearing replacement and servicing
Always verify the exact bearing dimensions and specifications required by the frame manufacturer before ordering.
In Practice
The BLACKBEARING UB-3901-MAX is the MAX version of the 3901-2RS bearing size, featuring exact dimensions of 12 × 24 × 10 mm and double-sided 2RS sealing. Its high-load-capacity MAX construction makes it an excellent choice for frame pivot and suspension applications where durability and reliability are essential.
