
| 
 model  | 
 Number of slots  | 
 Shaft hole  | 
 Inner hole  | 
| 
 100×4B level  | 
 4  | 
 15-38mm  | 
 customizable  | 
| 
 110×4B level  | 
 4  | 
 18-48mm  | 
 customizable  | 
| 
 120×4B level  | 
 4  | 
 22-48mm  | 
 customizable  | 
| 
 130×4B level  | 
 4  | 
 24-48mm  | 
 customizable  | 
| 
 140×4B level  | 
 4  | 
 24-48mm  | 
 customizable  | 
| 
 150×4B level  | 
 4  | 
 28-48mm  | 
 customizable  | 
| 
 160×4B level  | 
 4  | 
 24-48mm  | 
 customizable  | 
| 
 180×4B level  | 
 4  | 
 24-48mm  | 
 customizable  | 
| 
 200×4B level  | 
 4  | 
 28-48mm  | 
 customizable  | 
| 
 220×4B level  | 
 4  | 
 38-48mm  | 
 customizable  | 
| 
 250×4B level  | 
 4  | 
 38-65mm  | 
 customizable  | 
Note: Tolerance of outer diameter: 4-4mm, support non-calibration.

| 
 model  | 
 Number of slots  | 
 Shaft hole  | 
 Inner hole  | 
| 
 100×4B level  | 
 4  | 
 15-38mm  | 
 customizable  | 
| 
 110×4B level  | 
 4  | 
 18-48mm  | 
 customizable  | 
| 
 120×4B level  | 
 4  | 
 22-48mm  | 
 customizable  | 
| 
 130×4B level  | 
 4  | 
 24-48mm  | 
 customizable  | 
| 
 140×4B level  | 
 4  | 
 24-48mm  | 
 customizable  | 
| 
 150×4B level  | 
 4  | 
 28-48mm  | 
 customizable  | 
| 
 160×4B level  | 
 4  | 
 24-48mm  | 
 customizable  | 
| 
 180×4B level  | 
 4  | 
 24-48mm  | 
 customizable  | 
| 
 200×4B level  | 
 4  | 
 28-48mm  | 
 customizable  | 
| 
 220×4B level  | 
 4  | 
 38-48mm  | 
 customizable  | 
| 
 250×4B level  | 
 4  | 
 38-65mm  | 
 customizable  | 
Note: Tolerance of outer diameter: 4-4mm, support non-calibration.