NO	DIA in mm	NO OF Gr.	ROPE DIA in mm
1	300	3, 4, 5.	8, 10, 13, 16.
2	400	3, 4, 5.	9, 10, 13, 16.
3	500	3, 4, 5.	10, 10, 13, 16.
4	600	3, 4, 5.	11, 10, 13, 16.

TYPE

BRONZE BEARING BELL BEARING