These basic vacuum cup holders also have the same characteristics and offer the same performance as those previously described. Their distinctive feature is the brass stem with a threaded male or female end for fixing the cup.
The cups to be assembled onto these vacuum cup holders must be equipped with the suited threaded support.
The actual springing stroke is:
- For height C= 28 mm 16 mm
- For height C= 65 mm 49 mm
- For height C= 95 mm 74 mm