Teflon Bag, On-Off Valve (1.2L) Back Catalog number: TE-21 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800281 LFS Controller Overhaul Kit Price on request 200279-R Wrench, Tube Holder Price on request C-B100M BioVOC Disposable Cardboard Mouthpieces, pk 100 Price on request