Bicycle Bearing
The MR18307 bicycle bearings are suitable for a variety of bicycle drums, providing stable rotation support and durable performance.
Model number: MR18307 2RS
Size: 18x30x7mm
Materials: Gcr15.chrome steel
Weight: 0.016KG
Package: Plastic Tube/single box+Carton+Pallet
Shipping Port: GUANGZHOU, NINGBO, SHANGHAI
Payment: 100% T/T, or 30% T/T In Advance ,70% T/T After Finished Production
Specification
| Bearings NO. | ID(d*D*B)mm | Weight (KG) | Bearings NO. | ID(d*D*B)mm | Weight (KG) |
| 12267RS | 12*26*7 | 0.0151 | 19307RS | 19*30*7 | 0.0234 |
| 15267RS | 15*26*7 | 0.0124 | 190537RS | 19.05*37*9 | 0.004 |
| 152610RS | 15*26*10 | 0.012 | 19317RS | 19*31*7 | 0.023 |
| 16257RS | 16*25*7 | 0.014 | 19379RS | 19*37*9 | 0.037 |
| 16287RS | 16*28*7 | 0.014 | 22317RS | 22*31*7 | 0.032 |
| 17287RS | 17*28*7 | 0.0131 | 22379RS | 22*37*9 | 0.037 |
| 163110RS | 16*31*10 | 0.0258 | 215317RS | 21.5*31*7 | 0.014 |
| 173110RS | 17*31*10 | 0.0254 | 24377RS | 24*37*7 | 0.019 |
| 6805RD | 25*37*6 | 0.02 | 24378RS | 24*37*8 | 0.0232 |
| 30406RS | 30*40*6 | 0.018 | 18338RS | 18*33*8 | 0.023 |
Features
Rubber Seals (2RS): Protects against dirt, dust, and moisture, ensuring longer bearing life.
Thin Wall Design: Reduces weight while maintaining strength, ideal for lightweight bicycles.
Smooth Rotation: Precision manufacturing ensures low friction and high efficiency.
Pre-lubricated: Factory-filled with grease for maintenance-free operation.
Common Applications:
Bicycle hubs (wheel bearings)
Bottom brackets
Pedal bearings
Roller sports (e.g., skateboards, inline skates)
Electric scooters and small machinery
