Teflon Bag, On-Off Valve (0.5L) Back Catalog number: TE-22 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9931-01 Cyclone, FSP-10 Large Capacity Cyclone (10LPM Res Price on request 811-9927-05 Cyclone, GK 2.69 37mm O-Ring Kit Price on request 811-0904-EU-R Five Station Dock w/Comms 100-240Vac, 50-60 Hz, Eu Price on request