... 20~40)36.8~44.1(50~60)51.5~58.8(70~80)Whole Machine Weightkg600120015001800Modle of Trailer ... Grapple and Rotator)kg/m400/2, 300/3, 200/3.51280/2, 760/3, 500/4, 450/4.31280/2, 760 ... /3, 500/4, 450/4.31280/2, 760/3, 500/4, 340/5,240/6Swing Angle(° )400 ... class production technology;Sound management system and solid economic strength 3. Advanced Testing Measures: Exclusive R&D, testing center ...