1 pair
The Moldex 7920 Piggyback Adapters allow you to connect filter disks such as the Moldex 7940A P100 to smart cartridges. The adapters, one for each side of the Moldex respirator, are an economical way to provide dual protection against dangerous gases or vapors and irritating or hazardous particles, as shown in the example image (full face mask)
Part number: 7920