... for both radial spherical plain bearing and rod end in according with standards of ISO12240-1 and ISO12240-4,SQ series for ball ... plain bearing,CM/F series, KM/F series for rod end and rod end with stud jointsStructure design:steel to steelsteel to bronze ... steel, stainless steel, bronze alloyInjection material: mixing plastic of PA and PTFERod body: carbon steel, alloy steel, stainless steel, aluminum ...