Band, 37mm Shrink, Red 100/Pack Back Catalog number: GB37R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9926-01 Cyclone, GK2.69 Aluminum Cyclone for 37mm Cassettes (4.2 LPM Respirable & 1.6LPM Thoracic-US) Price on request GF25080 Filter, MCE, 0.8µm, 25mm, PCM, No Grid, 100/Pack Price on request 700514 LCD DISPLAY FOR GilAir-3 & GilAir- 5 Price on request