The Dosko 691SP-20HE is self propelled by a hydrostatic drive system. All Dosko stump grinders are designed with safety in mind. Our front-mounted cutter wheel provides maximum operator safety at all times. The five-position handlebar adjustment gives the operator a comfortable working position and at the same time complete control of the machine while grinding. This item does not qualify for free shipping. For heavy or oversized packages, we will make every effort to find the best carrier at the best price. Please contact us directly for a shipping quote: (800) 942-7267.