RWYL31: low-profile economy, domestic pump, motor constant speed walking, manpower steering, automatic centrifugal clutch vibration, weight 550kg. RWYL31BC: low-profile economy, domestic pump, motor constant speed walking, manpower steering, manual clutch vibration, weight 570kg. Ruth K RWYL31BC: low-profile economy, domestic pump, motor constant speed walking, manpower steering, automatic centrifugal clutch vibration, weight 570kg. Ruth K RWYL31BC 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 Our company specializes in the sale of small roller, roller Granville Road, one ton roller, 2 tonne roller, 3.5 tons roller, 5.5 tons roller, six tons roller, Single drum compactor, tandem roller, roller car, leveling machines, trowel, vibrating foot, rammer and other road machinery, we sincerely welcome customers to discuss company business.