reducer bauer type coupling 1. safe, fast, easy, flexible 2. reasonal price 3. good quality 4. service on ... 16 year* have 10 years' export experience and 3 years' export experien* explorees: more than 200 Sales ... 1.Name: reducer bauer type couplings quick connect hose coupling2.Material: galvanized steel or S/S3.parts: ... tail, lever ring and rubber ring4.size: 2", 3", 3-1/2",4",6",8"5.advantage: safe, ...