Vermeer RTX250 Trencher
The RTX250 walk-behind trencher digs to 48 inches at a width of 8 inches. It is powered by a Kohler Command PRO ECH740 gas engine that delivers 25 horsepower. The unit measures 79×34.5 inches with an operating weight of 1,550 pounds.
source: https://www.constructionequipment.com/vermeer-rtx250-trencher