Add to Cart Quick view Bore Donut O-ring (adapt 6" sewer to 4" CI or Plastic) Braxton Harris MSRP: Now: $7.88 Was: Bore Donut O-ring (adapt 6" sewer to 4" CI or Plastic) EXTRUDED RUBBER. WILL ADAPT FROM ANY 6″ NOMINAL BORE PIPE (SEWER) TO 4″ CAST IRON OR PLASTIC PIPE (HOUSE). GRIPS AND ROLLS EASY. MEETS ASTM SPECIFICATIONS. MSRP: Now: $7.88 Was: Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $7.88 Was: Subtotal: Add to Cart