71lwb72swb
New member
- Joined
- Mar 23, 2008
- Messages
- 2
hey guys I'm havin a little trouble grasping this, hopin one of you can make sense of it for me. what are the reasons and benifits of these? I have seen 2 different types. not sure whats what. one type took 1 pipe from left to right and vise versa. the other type took 2 pipes from left to right and vise versa............. help?