Type	Dimension(mm)
	L	t	S	R	e
PMB208	8	8	3	4	-
PMB210	10	10	3.5	5	0.8
PMB212	12	12	4.5	6	0.8
PMB214	14	16	5	8	0.8
PMB216	16	20	6	10	0.8
PMB220	20	25	7	12.5	0.8
PMB225	25	30	8	15	0.8
PMB228	28	35	9	17.5	0.8