The new crane and pump truck support leg washer is made of high polymer polyethylene and special components. It has good toughness, and even large tonnage will not break it. And the weight is much lighter than the old - fashioned pad, easy to carry, is the choice of car supplies.
Regular model for the square can also be customized round hexagonal shape.
新型吊车、泵车支腿垫板由高分子聚乙烯和特殊成分合成制作而成的，具有良好的韧性，即使很大的吨位也不会把他压的断裂。并且重量比老式垫板轻很多易携带，是随车用品的选择。
常规型号为正方形也可定做圆形六边形等各种异形。