3M PELTOR Optime III Ear Defenders, 34 dB, Black/Red, Helmet Mounted attachment, H540P3H-413-SV
3M PELTOR Optime III Earmuffs are a high performance hearing protector, developed for use in extremely noise environments like airports, marine engine rooms, power stations and print works. *Helmet not included* Compatible With: Centurion - 1100/Arco Type 2 Centurion - 1125/Arco Plus