You have dived your One Wing and Harness for years and absolutely love it. ¬†You have it configured just how you like and you are undoubtedly comfortable when diving it. ¬†Therefore, when you decide to take the leap and start diving a twinset, you would love to do it in the BCD you know and love. ¬†
This Butterfly Bolt kit enable you to mount doubles on your One Harness or on your Poseidon Backplate and harness. ¬†This kit enables your BCD to advance as your diving does the same.
- Constructed to fit all twin cylinder