Filter – Sundstrom SR518 Gas Filter A2 Threaded for SR 500 Series PAPR Units

Earmuff – Folding 3M Peltor Optime II H520F Green (CL5 – 32dB)

Earmuff – Cap Attach 3M Peltor X5P3G/E Black/Grey (Class 5 – 31dB)

Earmuff – Cap Attach 3M Peltor Optime III H540P3GS/E Blk/Red (CL5 – 30dB)