Rammer,Suitable for compacting the gravel backfilled during road construction, roadbed of municipal, airports, harbour and station. Compacting circumjacent area of underground water pipe and electrical pipe, gas pipe. Completely seal and oil soakage impact system,make it works reliably. Bidirectional and high strength spring set,jumps highly,strong impact force,high efficiency. CE product. Dimensions(mm)720×410×950Transportation size(mm)1010*460*830Shoe size(mm)280×330Working weight(kg)75Compaction depth(mm)400-600Impact rate(Frequency)(rpm)650Travel speed(m/min)14-18Jumping height(mm)45-55Impact force(kg)1600EngineHONDA-GX100Engine type4-stroke.air-cooled.OHV,gasoline engineRated output2.2KW/3600rpmContinuous output1.7KW/3600 rpmRated speed(rpm)3600Engine lubrication volume(L)0.4Engine lubricationSAE 10W-30Fuel tanker volume(L)2.0Oil typeAbove 93#SoundLPA=96 dB LWA=105dB After-sales service: we are responsible for changing the spare parts for free due to our quality reason within one year,except easy-damaged parts.