Install in a regulator or wye fitting to prevent beer from entering the gas lines or your regulator. 1/4" MPT end screws into regulator body or wye adapter (K035), the 1/4" MFL end fits a barbed swivel nut (K123) or our tubing kits (KX03-KX04).
Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.