Walkie stacker (figure 3.20). An op

Walkie stacker (figure 3.20). An operator streers this truck from a walking position behind the vehicle. These trucks are recommended for short travel distances,low vertical storage height,and low throughput operations.walkie stackers can be either counterbalanced or straddle.the counterbalanced types are longer and require a larger aisle. Reach lift trucks(figure 3.21)these trucks can handle pallets efficiently in aisles as