General description R134A R410 R22 HBV-B01 PSI Manifold Gauge Set is designed for efficient A/C refrigeration charging. This set features high-quality materials and is easy to install and use, making it suitable for both professionals and DIY enthusiasts. Technical specifications Hose length: 19 cm Type: HBV-B01 (1/4 SAE x 1/4 SAE) Material: Plastic and metal Usage This manifold gauge set is compatible with R12, R22, and R134 refrigerants. One side connects to the valve, while the other side connects to the low-pressure part of the A/C system. Other information Package Contents: 1 Set x 1/4 SAE x 1/4 SAE HVAC Refrigerant Hoses Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.