The Jackson Safety 386 Capmount Adapter is a convenient way to securely attach your Jackson Safety fiberglass or HSL welding helmet to a hard hat. It’s an essential accessory when you need to equip your welding helmet with a safety cap for extra protection. The 386 Capmount Adapter can be used with the HLX Series, HSL Series, Nitro welding helmets and the SC6 hard hats, all sold separately.