This listing is for a used Gerber Mark I boot knife made in Portland, USA, dating to the early 1980s. It is a vintage boot knife suited to collectors, military knife enthusiasts, or buyers comparing older Gerber models for display or careful carry. The used condition should be considered as part of the purchase, especially if you are looking for specific wear patterns, markings, or period details. Free shipping is included, which may help when comparing overall cost with similar vintage knives. No color, size, width, or material details are provided here, so check the listing for full details. This is a practical option for buyers focused on model identification, era, and condition rather than new-in-box presentation. Gerber Mark I Boot Knife Portland USA Early 1980’s. Condition: Used. Listed at 200.00 USD. I believe this knife was made around 1981-83. It is a survivor in near mint condition. Factory edge. Coating is intact and still grippy. You would have to look hard to find any flaws. Offers welcomed. US sales only.I believe this knife was made around 1981-83. It is a survivor in near mint condition. Factory edge. Coating is intact and still grippy. You would have to look hard to find any flaws. Offers welcomed. US sales only.