part No. 56371 - Pittsburgh Automotive 3 ton heavy duty steel jack stands, part No. 61196 Harbor Freight sells jack stands made by a variety of manufacturers, which may be visually similar.

or a yellow sticker on the base on six-ton units. According to Harbor Freight's NHTSA filing, the problem with these jack stands is that due to worn tooling at the factory, the pawl that engages ...