These are Rising Dragon 4" Quantum Directional Jets, with internal/thread in diffuser (screw in). They have a scallop face and are available in Standard Grey, Scalloped S/S. Rising Dragon 4" Quantum Jet Bodies (Screw-in).
Arctic Spas 3 Inch Threaded Jet Insert Ring 2008+ Rising Dragon Tri Face Conv...
Hot Tub Arctic spa Tri Face Massage Effect 3-1/3" Jet Rising Dragon Screw In
DragonPlus Board Soldering DIY Kit - for Dragon 32 and Dragon 64 Computers
Albert pocket watch chain with a silver dragon charm fob,silver colour 4 sizes
Dragon Alliance Monarch Replacement lenses By Sublime Optics
SuperRGB Complete Board Set for Dragon 32/64/200/200E & Tandy Coco 1/2 machines
