4Pcs 12mm Straight Push Fit Connectors, 2 Way Plastic Quick Release PU Air Line Adapter, Replacement for PM0412E, WS1204, Connect Fitting Plumbing

【9.5mm Straight Push Fit Connectors】This 4-pack push fit fittings are designed for 9.5mm OD tubes, achieving tight and steady linking for pneumatic systems. It fits daily and industrial pipeline connection needs, maintaining smooth airflow and firm tube linkage during operation. 【Durable Structure with Firm Locking】Adopting high-strength plastic material with built-in stainless steel locking clips and sealing rings, these pneumatic fittings deliver good wear resistance and structural stability. It holds tubing steadily for long-term application, avoiding slipping, cracking and loose connection. 【Tool-Free Fast Installation】Push-to-connect design enables simple installation and disassembly without additional tools. Simply insert the tubing into the connector to finish assembly quickly, saving time on equipment mounting and routine maintenance. 【Stable Pressure Resistance & Wide Compatibility】Solid structural design maintains stable performance under normal working pressure without deformation. Compatible with PU, PE and nylon tubing for standard pneumatic pipeline assembly and daily operation. 【Multi-Scenario Application】Suitable for air compressors, pneumatic tools, automation equipment, air line maintenance and automotive assembly. The 4-piece set is practical for workshop, household and conventional DIY pneumatic layout projects.