WHITE ONLY - GRAY IS DISCONTINUED BY MANUFACTURER The original style Adustable VSR jet is obsolete. This is a new style of the Adjustable VSR jet internal. It includes a new lock ring for retro-fit into existing jet bodies. In order for the new style internal to fit, the new lock ring must be glued into the existing jet body, making sure to align the tab on the lock ring with the slot in the jet body. Hydro Air Spa Jet Insert - 55-470-2703 Adjustable VSR Handle Assembly, 5-Point Text., White 16-5773FP , 55-470-2704 Adjustable VSR Handle Assembly, 5-Point Text., Gray 16-5773FPGRAY