HydroAir Micro'sage, 2-1/2"hs, Roto, Wht, a1"s, w1-1/2"s 16-5250
Included... 
#1. 36 4200 1x1 Micro'ssage jet
#2. 30 5847 AF MK II Gasket
#3. 36 5215 Micro'ssage Fitting
#4. 16 5230 Grill and Flowpath assy
#5. Stationary Escutcheon assy