Metal Mandrel Pigs

Knapp manufactures a full line of metal mandrel pigs with replaceable urethane discs, cups and wire brushes.

Batching Pigs

Knapp manufactures batching pigs with two, or more replaceable urethane cups.

Scraping Pigs

Knapp manufactures scraping pigs with replaceable urethane cups, discs and steel wire brushes.

Bi-Directional Pigs

Knapp manufactures bi-directional pigs with two or more replaceable urethane discs.

Multi-dimensional Pigs

Knapp manufactures multi-dimensional pigs capable of traversing two or more pipe sizes.

Metal Mandrel Pig Options

Knapp metal mandrel pigs are available with optional bumper noses, check valve ramps, transmitter adapters and more.