OUTSOLE: PU with reinforcedframe and 12 fixed studs. For use on firm, natural surfaces.
大底：有加强筋框架的PU和12组用于固定的销钉。
2
The next choice is a web-gusset, reinforcedframe (eg, Thunderbolt/Spitfire), as it is strong, relatively light and compact.
下一个选择是一个网上折，钢筋混凝土框架（如迅雷/喷火），作为它是强有力的，比较轻，结构紧凑。
3
The evertible reinforced fifth-wheel pick-up plate is introduced on the reinforcedframe. The adoption of two-layer fifth-wheel pick-up plate enables it carry more load.