Welcome to ScubaBoard, the world's largest scuba diving community. Registration is not required to read the forums, but we encourage you to join. Joining has its benefits and enables you to participate in the discussions.
Benefits of registering include
ScottZeagle:This will show you how to attach doubles without adding a BP:
http://www.zeagle.com/index.php?submenu=Accessories&src=gendocs&link=Twin_Instructions
Thanks,
Scott