Feature: 1. [BEER KEG COUPLER] D type beer barrel coupler, used to connect the bottle body to the faucet during the canning process of wine products. 2. [DURABLE MATERIAL] Made of excellent brass and 304 stainless steel, strong and durable, not easy to rust and corrosion. 3. [MULTIPLE USAGES] Small and compact, suitable for situations such as bars, hotels, restaurants, family gatherings, etc. 4. [STANDARD SIZES] The barrel coupler has G5/8 male thread, with standard size, tight in connection without leakage. 5. [EASY INSTALLATION] Equipped with connectors, fastening covers, soft nozzle and gasket, easy to install and use. Specification: Item Type: Beer Keg Coupler Material: Brass Nickel Plated + Stainless Steel Thread Size: G5/8 male thread Connector Port Outer Diameter: Approx. 8mm / 0.3in Bottom Connector: D Type Purpose: Used to connect the bottle body and the canned faucet during the canning process of wine products . Package List: 1 x Distributor Body2 x Connector2 x Fastening Cover1 x Soft Nozzle1 x Washer Note: Please match the correct size before use.