1.the entire is high-strenght alloy 2.alloy fork plate is druable, smooth and streamlined to prevent damage of slide plate. MODELCARRYING CAPACITYFRAME DIMENSIONFROK LATE SIZESTROKE OF PUSH/PULLINSTALLATION GRADESSELF-WEIGHTLOAD LOSS DISTANCEHORIZONTAL CENTERVERTICAL CENTER OF GRAVITYPM15A1500kg1000*1078mm1260*980mm1200mm2420kg253mm181mm465mm forklift attachment