Ordering Description Product number Description: FRDX5 G1 RH-F, Oxygen Product number: 1300100377 Description: FRDX5 G1 LH-F, Fuel Gas Product number: 1300100378 Description: FRDX5 G1/2 RH F/M, Oxygen Product number: 1300100379 Description: FRDX5 G1/2 LH-F/M, Fuel Gas Product number: 1300100380 Description: FRDX5 G3/4 RH F/M, Oxygen Product number: 1300100381 Description: FRDX5 G3/4 LH-F/M, Fuel Gas Product number: 1300100382