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Metric 12B Ball Bearing Idler Sprockets
| Material | Carbon Steel |
|---|---|
| Color | Natural |
| Surface Treatment | Blackening/Galvanizing/Phosphating |
| Accuracy | Precision teeth for optimum performance |
| Quality | Superior Metric Sprocket |
| Interchangeability | Directly interchangeable with other brands |
About Metric 12B Ball Bearing Idler Sprocket
Metric 12B ball bearing idler sprockets are engineered for industrial applications, featuring a pitch size of 3/4 inch. Equipped with ball bearing, these idler sprockets facilitate smooth rotation and reduced friction, ensuring optimal performance and longevity of the chain assembly. The incorporation of ball bearings minimizes wear on both the chain sprockets and roller chain, resulting in enhanced efficiency and reliability of the machinery. These idler sprockets play a crucial role in maintaining precise chain alignment and tension, contributing to the seamless operation of various mechanical systems.
Quality Assurance:
ISO9001: 2015 and GB/T24001-2016 / ISO14001: 2015.
Features
- High-precision Sprocket
- Durable Sprocket
- Directly interchangeable with other brands
- OEM Sprocket

Metric 12B Ball Bearing Idler Sprocket Technical Data
|
Part No.
|
No. Teeth
|
Pitch |
de
|
dp
|
A | D1 | F | B | H | Bearing |
|
12B
|
13
|
3/4"×7/16" |
87.5
|
79.59
|
11.1 | 16 | 40 | 12 | 18.3 | 203KRR |
15 | 3/4"×3/8" | 99.8 | 91.63 | 11.1 | 16 | 40 | 12 | 18.3 | 203KRR |
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