This is quite possibly the most over-engineered pen I've ever come across, and it looks like it's straight out of a spycraft lab. The Hancept Zero Mk2 is a 2-mm-thick contraption that can slip into a ...

Plastic bodywork is notably absent, with a heavy gauge fabricated deck, metal rear fenders, and metal engine cover. The Z345 features a Kohler 25-hp engine with hydrostatic transmission that ...