Firestone 1/4 in Push‑Lock union fitting is a nickel‑plated push‑in connector for 1/4 in tubing, supplied singly for simple line joins. It creates a quick removable joint between lengths of push‑lock tubing used in air spring and on‑board air systems. The union is useful for servicing or rerouting lines and keeps installations neat without requiring threaded adapters or permanent joins.
Firestone Union 1/4in. Nickel Push-Lock Air Fitting - Single (WR17603466)