Elevator accessories & controls Tilts, Manipulators, Slings, Jacks, Blocks or pulleys, Air bags for loading, Loading ramps, Below the hook device, Scissor lift, Pipe layer, Bridge cranes, Track cranes, All terrain cranes, Rough terrain cranes, Tower cranes, Hydraulic truck cranes, Conventional truck cranes, Escalator or walkways, Girder trolleys, Adjustable forks