Capacity (mm)	Middle ground mouth	Side ground mouth	O.D.of bulb (mm)
25	10/19	10/19	40
25	14/23	14/23	40
25	19/26	14/23	40
50	10/19	10/19	50
50	14/23	14/23	50
50	19/26	14/23	50
100	14/23	14/23	60
100	19/26	14/23	60
100	19/26	19/26	60