Pneumatic Fitting: Push-in quick connector design for easy and secure tubing connections Model: PC4-M5 compatible with various pneumatic systems Application: Suitable for use with ball valves and other pneumatic components Connection Type: Push-to-connect mechanism allows tool-free installation Usage: Ideal for industrial automation and air compression systems When installing, simply press down the connector spacer first, then insert the air hose to the bottom—ensuring the hose cross-section is flat is essential to avoid air leakage., Manufacturer: LYVQZPWLR