Professional Grade Simplicity 38-in. 2-stg. SnowblowerModel name / number. Like new Simplicity 38-inch commercial-grade 2-stage snowblower. Simply put, Simplicity is the best there is. Hardly used; has less than 75 hours. Industrial grade 13 hp Briggs and Stratton engine. Much stronger and rust resistant than newer generation units. Differential lock for zero turns. Has.