Filter – Sundstrom SR518 Gas Filter A2 Threaded for SR 500 Series PAPR Units
Can only be used in with the SR500
Earmuff – Cap Attach 3M Peltor X5P3G/E Black/Grey (Class 5 – 33dB)
Earmuff – Folding 3M Peltor Optime II H520FHV Hi Vis Yellow (CL 5 – 32dB)
Earmuff – Neckband 3M Peltor Optime II H520B Green (CL5 – 27dB)