Amazon offers the Ontario Knife Company Rat II Folding Knife for $21.63 Prime shipped. Normally closer to $30, this is the lowest we’ve tracked and is the best available. If you’ve been looking for a spare pocket knife, this is a great option with a 3-inch blade and a lifetime warranty. Rated 3.9/5 stars.

Ontario Knife Company Rat II Folding Knife features:

The immensely popular RAT folders are among OKC’s top selling products. Featuring versatile AUS-8 stainless steel and a nylon handle, the RAT folder comes in a variety of styles including different blade and handle colors. The RAT folders are an ideal and affordable every day carry.

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Patrick Campanale's favorite gear