Precision Comfort Premium Saliva Ejector Kit Kit contains Precision Comfort® Premium Saliva Ejector (pack of 3) Precision Comfort® Premium Autoclavable Saliva Ejector 3/17” Quick Disconnect Swivel w/ O-ring Brush, Saliva Ejector, 7” O-Ring, Viton, .364 I.D. X .070 Width O-Ring, Buna-n, .239 I.D. X .070 Width (pack of 2) O-Ring, Viton Brown, .206 I.D. X .103