Sorbent Tube, Silica Gel, 8X110, 300/150, 50/BX Back Catalog number: 811-9967-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 375-0019-01 GilAir Plus Shoulder Bag/Carrying Pouch, soft sided with straps Price on request 800893 Valve Plate Assy-Bottom GilAir 5 Price on request 800528 Top Insert Assembly, GilAir-5 Price on request