4" X 2" 316 Stainless Steel/300 Stainless Steel/Rubber Unshielded Reducing Coupling Cast Iron/Plastic Cast Iron/Plastic

Sleeve is Manufactured of Molded Natural and Synthetic Rubber; Inside Surface of Traditional Size Coupling are Stopped to Confirm Better to different Pipe Sizes; Two Series 300 Stainless Steel Worm drive Clamping Bands Hold Pipe Ends Securely; Use of Stai

Coupling Fitting; Type Unshielded, Reducing; Size A 4"; Size B 2"; End Connection Cast Iron/Plastic x Cast Iron/Plastic; Material 316 Stainless Steel Clamp, 300 Stainless Steel Shear Ring, Rubber Sleeve; Material Specification ASTM A240/C425/C1173; Proces