3M BREATHING TUBE BT-20S/37309(AAD) S/M 7000052901

3M BREATHING TUBE BT-20S/37309(AAD) S/M 7000052901

Feature the innovative 3MTM Quick Release Swivel (QRS) connection The QRS connects quickly to the headgear and swivels to minimize loops and kinks in the breathing tube The new 3MTM BT-20 Breathing Tubes feature steel core coils for durability.