3 Tube Assembly (Older NR6) | NR-3T
$65.25
3M Microfoam Tape | MFT
$5.00-
4 Tube Assembly (Current NR6) | NR-4T
$73.00 
A1 Acoustic Rhinometer Clinical | A1-C
$7,736.40-
A1 Acoustic Rhinometer Clinical/Research | A1-C/R
$9,288.00 -
A1 Calibration Plug | A1-CP
$42.50 -
A1 Plastic Outer Tube | A1/ST1(A)
$100.80 -
A1 Standard Sound Tube With Microphone | A1-STM
$1,303.50 
A1/NR6 Clinical/Research | NARIS
$15,575.00