Ordering Description Product number Description: ADAPT B/ACETF A/ACETM Product number: 6999 Description: Hose Connection to Hose Connection (Straight) "C" Fuel Gas External to "B" Fuel Gas Internal Product number: 18X29* Description: Hose Connection to Hose Connection (Straight) "C" Oxygen External to "B" Oxygen Internal Product number: 18X19*