Description: 【Enhanced Comfort and Flexibility】: The 360 degree swivel design of this regulator connector ensures movement, providing divers with increased comfort and flexibility when using their second stage regulator underwater 【Premium Quality Material】: The scuba diving regulator adapter is crafted from copper with a chrome plated finish for durability and a sleek appearance, ensuring long performance even in challenging underwater environments 【Proper Specifications】: The diving regulator adapter is designed specifically for second stage regulators with a thread specification of 9/16" x 18 to ensure a secure fit and reliable performance during dives 【Compact Design】: With dimensions of 5 cmx5 cmx5 cm/1.97 inchx1.97 inchx1.97 inch and lightweight construction, this scuba diving second stage regulator adapter is easy to carry and install without adding bulk to your diving gear setup 【Replacement Part】: This diving regulator adapter for standard second stage regulator is also a great spare replaceable part for repairing or maintenance Specification: Material: Copper Size Chart: 5 cmx5 cmx5 cm/1.97 inchx1.97 inchx1.97 inch Package Includes: 1 Scuba Diving Second Stage Regulator Adapter Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. you a wonderful online shopping!