Ruth K RWYL31C: low-profile economy, domestic pump, motor constant speed walking, manpower steering, manual clutch centrifugal vibration, weight 31c-570kg. Ruth K RWYL31C walk-behind double drum roller technical parameters Walking speed 0-1.8km / h (forward, backward) Theoretical gradeability 30% Compaction Static linear load 37.3 / 40.3N / cm Nominal amplitude vibration frequency of 70Hz 0.6mm Exciting force 13.5kN 50L tank volume work manually driven hydraulic pump and motor vibration clutch Engine Model 178F type engine, air-cooled 4-stroke, vertical, single-cylinder power 6.0hp / 3600rpm Fuel tank capacity 3.5L Fuel consumption 280g / kWh Dimensions Steel drum width 600mm 450mm diameter round total length (handrail flat) 2460mm Overall width 750mm Overall height (armrest raised) 1800mm Packing size 1460x810x1230mm Weights Operating Weight 570kg I solemnly promise! 1. Our products are sold in more than six months warranty, we can offer completely free of parts damage warranty period (except for individual wearing parts). 2. Our products sold in case of a major failure, or the customer can not solve the problem, we are committed within 48 hours sent to the scene to solve (some remote areas may take longer aging). 3. We sell mainly small construction machinery products, most of the structure is relatively simple, maintenance is also very convenient, according to our long-term statistics, more than 95% of the malfunction can be solved under the guidance of our technical staff's phone! The driving force behind our small engineering machinery used mainly HONDA Honda gasoline and diesel based CHANGFA often made that the two engines of similar power are the leader, the major cities are service points, more resolve your to worry about! Products "Three Guarantees" lowest price, same day shipping