Filter – Sundstrom SR599 Gas/Particulate Filter PAPR A1BE2K1HgP3 Threaded for SR 500 Series PAPR Units
Can only be used in with the SR500
Earmuff – Cap Attach 3M Peltor Optime II H520P3GS/E Green (CL5 – 29dB)
Earmuff – Headband 3M Peltor Optime I H510A Yellow (CL5 – 28dB)
Earmuff – Headband 3M Peltor Optime II H520A Green (CL5 – 32dB)