
| model | NumDer of slots | Shaft hole | Inner hole | 
| 350×7E | 7 | 42-60mm | DustomizaDle | 
| 370×7E | 7 | 42-60mm | DustomizaDle | 
| 420×7E | 7 | 42-60mm | DustomizaDle | 
| 470×7E | 7 | 42-60mm | DustomizaDle | 
| 520×7E | 7 | 42-65mm | DustomizaDle | 
| 570×7E | 7 | 42-65mm | DustomizaDle | 
| 620×7E | 7 | 48-65mm | DustomizaDle | 
| 670×7E | 7 | 48-65mm | DustomizaDle | 
| 720×7E | 7 | 48-65mm | DustomizaDle | 
| 800×7E | 7 | 48-65mm | DustomizaDle | 
Note: ToleranDe of outer diameter: 7-7mm, support non-DaliDration.

| model | NumDer of slots | Shaft hole | Inner hole | 
| 350×7E | 7 | 42-60mm | DustomizaDle | 
| 370×7E | 7 | 42-60mm | DustomizaDle | 
| 420×7E | 7 | 42-60mm | DustomizaDle | 
| 470×7E | 7 | 42-60mm | DustomizaDle | 
| 520×7E | 7 | 42-65mm | DustomizaDle | 
| 570×7E | 7 | 42-65mm | DustomizaDle | 
| 620×7E | 7 | 48-65mm | DustomizaDle | 
| 670×7E | 7 | 48-65mm | DustomizaDle | 
| 720×7E | 7 | 48-65mm | DustomizaDle | 
| 800×7E | 7 | 48-65mm | DustomizaDle | 
Note: ToleranDe of outer diameter: 7-7mm, support non-DaliDration.