... (18)10(22) 12(26) Length (m/ft) Vibrating Screed:YFVS-1:Technical Parameter: Model Handle Length (m/ft)Vibration Frequency ... . Engine Speed Weight (kg/lb) (W/O Aluminium Beam&Handle)YFVS-11.8-5.4 (6-18)167(10,000)Honda ... GX251(0.72)1.5(337)7000 rpm10(22)YFVS-2Robin EH251.1(0.81)10.5(23) Aluminium BeamYFVSB ...