AEV’s Silk Katana Boy is a folding saw that can be used for many outdoor purposes. It can be used to help prepare food, gather firewood, or cut rope among other things. Basically it is a man powered chain saw.
This saw’s blade length measures at 19 ¾”, and the overall length measures at 46 3/8”. That’s almost 4 feet. You should have no troubles clearing out unwanted trees or branches that could be in the way of your trail.