Technical divers use a Jon Line to maintain a certain depth when ascent lines are crowded with other divers or when the current is ripping. Clips onto an Anchor Line or Down Line and is also Easy-to-Remove. Jon Line Clip securely attaching a Jon Line to Anchor Line for Decompression Stops. Clip is made from Corrosion Resistant 304-Grade Stainless Steel and measures 5.4" (13.8 cm) and easily stows in a BCD Pocket. Jon Line Clip makes a great Save-a-Dive Kit Item.