Mask Accessories Airway 0.5M Tube for Connecting Canister and Gas Mask Protective Respirator Rubber Wave Tube(Black)
$17.99
Description
Made of rubber and cover with canvas fiber,Provides unhindered air supply even when the mask hose is bent and folded..Flexible and compressed resistant, still can let air flow even bent, more convenient to use.With metal interface, more safe and durable.General RD40 40mm thread interface, compatible with most mask and filter canister have such interface.Corrugated design, with good scalability and pressure resistance.
