MettleAir MTCF 1/4-N01 Push to Connect Straight Female Fitting, 1/4" OD, 1/8" NPT (Pack of 10) Type: Straight Female Connector Model: MTCF 1/4-N01 Tubing: 1/4" OD Thread: 1/8" NPT Body Material: Composite/Nickel Plated Brass