gas lift valve

1:12

4:11

1:36

2:03

3:39

9:46

9:46

18:59

1:30

2:17

28:46

21:43

30:29

23:30

11:19

10:19

31:48

38:46

24:50

27:51

11:32

30:00

11:06

36:19

10:06

33:43

15:00

کوتاه

13:51

2:39

34:16

13:04

کوتاه

1:03:02

1:32

2:15

2:17

9:44

30:22

21:17