... unstacking of wood,grass and reed,bamboo,etc. This grapple trailer is used in loading,transporting,stacking and unstacking of wood ... ,flexbility,convenient operation and quick mouning and dismounting.Main specificationsGrapple trailer ModelJW-ZM01Matching tractor≥70HPTrailer capacity8000kgLifting capacity300kgSwing angle360°Max. reach6mMeight2000kgtyre size400 ...