3M E-A-Rfit Dual-Ear Validation System, For Use With: Health and Safety Testing, Variety of 3 M Ear Plugs, Banded Hearing Protectors and Ear Muffs, Model: 393-1100, Fit Test Kit, Quantity: 1 Ea.
3M E-A-Rfit Dual-Ear 1/4-20 to 5/8-27 Speaker Stand Adaptor, For Use With: E-A-Rfit Dual-Ear Validation System, Model: 073-096, Dual-Ear Speaker Stand Adaptor, Quantity: 1 Ea.