Shop for Lawn Mowers at The Home Depot. Featuring an Electric, turn-key starting design, the Honda 21 in. GCV190 Gas Variable Speed Self-Propelled Walk-Behind Mower is designed to provide quiet, fuel-efficient operation. The mower features a 4-in-1 Versamow system for mulching, bagging, discharge and leaf shredding. The hydrostatic cruise control with gradual speed adjustment to match your mowing conditions. GCV190 engine provides fuel efficiency, low emissions, easy starting and quiet operation.