5:1设计因素允许使用手动或供电的提升机。遇到相关的美国(ASME / ANSI和CMAA),加拿大和欧洲标准。侧板(包括导轨扫描/掉落)由冷成型钢制成,用于强度,耐久性甚至负载分布。轮轴是“铆接”到位的,所以它们不会松动。它们不是滚花,焊接或改进的螺栓。轮子是铸铁。“通用”胎面配有平坦或锥形梁。车轮在密封上运行,'润滑油为寿命'球轴承。更轻松地滚动,少努力和维护。宽衣架轴组件允许标准推车适合几乎任何I光束,H梁或专利轨道梁。 Extension shaft kits are stocked. Additional gearing in the 20 ton trolley allows operation by one hand chain. The trolley's are painted black for universal coordination. Shaft extension kits allow standard trolleys to fit almost any S-beam or patented track beam - flange adjustment 8'-13'. Please click on 'catalog section' for details.