Amazon.com : Tuopus 24.6 Ft Scuba Spare Stretchable Hose and Double Three-Way Joint Scuba Connection Pipe, Used for Connecting Two Stretchable Hose to Scuba Host Diving Equipment Accessories for 919 : Sports
doublehose - Frogwoman Org
Mike Vintage Double Hose
Frogwoman Uma with Royal Mistral double hose regulator [9th video of Project F] - Frogwoman Org