18" x 18, Elastomeric PVC, Clay to Cast Iron or Plastic, Coupling with Stainless Steel Clamp

Coupling Fitting; Type Clay to Cast Iron or Plastic; Size A 18 Inch; Size B 18 Inch; Thickness 0.007 Inch; Material Elastomeric PVC (Body), Stainless Steel (Clamp); Material Specification ASTM C1173; Includes Shear Ring