Welcome to our store! Discover our complete set of air conditioning adapter couplings, designed to meet all your maintenance and installation needs. This professional set consists of 8 parts made of high-quality brass, a material known for its resistance to rust and corrosion, ensuring long-lasting durability and reliability. Each coupling offers excellent sealing and a tight, secure connection, which is crucial for air conditioning systems. They meet professional R134A and R12 standards, making them versatile and suitable for a variety of environments and applications. The kit includes the following sizes (M for male thread, F for female thread): - 1 x 7/16M × 5/16F adapter - 1 x 7/16M × 3/8F adapter - 1 x 7/16M × 7/16F adapter - 1 x 7/16M × 3/8F adapter - 1 x 7/16M × 5/16F adapter - 1 x 7/16M × 5/16F adapter - 1 x 7/16M × M9 adapter - 1 x 7/16M × 3/8F adapter. With this comprehensive range of specifications, you will have the perfect coupling for every situation. Their professional design makes installation and removal quick and easy, saving valuable time at your workplaces or during repairs. You will receive exactly 8 air conditioning adapters, as described above.