3" to 3-3/8" Face Jet Insert, Quantum by Rising Dragon
3" to 3-3/8" Face Quantum Jet Inserts.
Commonly used in Arctic Spas, Four Winds Spas, Morgan Spas, Sunbelt Spas and others.
3" to 3-3/8" Face (all are interchangeable) Quantum Jet Inserts by Rising Dragon.
If you're replacing older Snap-In Style Jet Inserts (no longer made), you also need a Screw-In Adapter for each jet you replace.
Commonly used in Arctic Spas, Four Winds Spas, Morgan Spas, Sunbelt Spas and others.