Well Made & Wide Application: 304 stainless steel and food grade silicone construction, solid and rustproof keg coupler adapter kit. This ball lock keg conversion kit fits all 5/8 inch thread A, G, S, and D type keg couplers. Compatible with standard beer keg couplers. Easy to Convert and Clean: Allows quick conversion of the keg. Simple to operate. Flush with clean water through the keg to clean the posts without disassembling. Identify & Assembly: A clearly etched line around the top of the gas post aids in identification. Use hand or pliers to tighten the posts. Do not over-tighten, as this may deform the washers and cause leaks. This conversion kit enables easy switching between commercial kegs and homebrew CO2 tanks. Tips: Flush clean water through the keg to clean the posts. Do not disassemble the adapters, as reassembly may be difficult. Do not over-tighten; hand tight is sufficient for a proper seal. Color: Black, White, Silver Material: Plastic, Stainless Steel Package Contents: 2 x Adapters 2 x Rotating Nuts 2 x Straight Thread Replacement Heads 2 x Distributor Connectors Note: Light reflection and different displays may cause slight color variation between the image and actual item. Measurement may vary by +/- 1-3 cm.