Powered Air Purifying Respirators M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit Item # CBRN-20020-001, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – LiO2 (non-rechargeable battery) Item # M-45210-AUC, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – Thermobak Omega 3L CBRX 4.0 Res & HydroLink Type M Adaptor Item # CBRN-70018-001, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – Filter Snap Caps (rain & decon) Item # CBRN-70027-001, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – CBRN CAP 1 Filter Canister Item # M-20020-001, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – C420 Battery, LiSO2, BA-5800 Item # CBRN-30020-001, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – AirFlow Indicator (AFI) Item # CBRN-30021-001, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – 70″ Decon, Waist Belt Assy Item # CBRN-30116-001, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – Breathing Tube Assy, w/swivel Item # CBRN-60214-001, M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit – C420 Blower, Single Speed Toggle M40 CBRN CAP I C420 Powered Air Purifying Respirator Upgrade Kit ABD, Landover Disaster Preparedness – Doomsday Preppers Kit Item # M-60219-001, ABD, Landover Disaster Preparedness – Doomsday Preppers Kit National Guard and C420 PAPR Systems National Guard Kit with Promask 2000 & Hydration Item # M-45212-BLK, C420 PAPR System Gas Masks Item-1360, Promask 2000 Full Facepiece Air Purifying Respirator Item # M95, M95 Gas Mask – Full Facepiece Respirator First Receiver/Responder PAPR Systems Item # PureAir PAPR, Pure-Air™ Bio-Response PAPR System Item # FlexAir PAPR, FlexAir™ PAPR System CBRN and CAP 1 PAPR System Item # CBRN CAP I C420, CBRN CAP I C420 PAPR System Item # CBRN C420, CBRN C420 PAPR System