model |
Number of slots |
Shaft hole |
Inner hole |
280×4B Big head |
4 |
55-75mm |
customizable |
300×4B Big head |
4 |
55-75mm |
customizable |
320×4B Big head |
4 |
55-75mm |
customizable |
350×4B Big head |
4 |
55-75mm |
customizable |
380×4B Big head |
4 |
55-75mm |
customizable |
400×4B Big head |
4 |
55-75mm |
customizable |
450×4B Big head |
4 |
55-75mm |
customizable |
500×4B Big head |
4 |
55-75mm |
customizable |
Note: Tolerance of outer diameter: 4-4mm, support non-calibration.
model |
Number of slots |
Shaft hole |
Inner hole |
280×4B Big head |
4 |
55-75mm |
customizable |
300×4B Big head |
4 |
55-75mm |
customizable |
320×4B Big head |
4 |
55-75mm |
customizable |
350×4B Big head |
4 |
55-75mm |
customizable |
380×4B Big head |
4 |
55-75mm |
customizable |
400×4B Big head |
4 |
55-75mm |
customizable |
450×4B Big head |
4 |
55-75mm |
customizable |
500×4B Big head |
4 |
55-75mm |
customizable |
Note: Tolerance of outer diameter: 4-4mm, support non-calibration.