Optional A or B type connector:
A connector, shaft outer diameter 20MM, length 30MM (with lock
Tight mother)
B connector inner hole 20MM deep 30MM;
The pin hole diameter is 10MM, the center of the pin hole to the connector
The end face distance is 14.5MM.
When not equipped with connectors, the clamp body has M12 internal teeth.
The testable sample size is 2*4*40mm.