Irtem is a used, BelCor model 505 – GS Versa Pack, pneumatic case erector. The machine is mated to a Loveshaw Little David model LD 35B, top/bottom case taper.(ITEM # The taper is equipped with side belt case drive. Power requirement is 120 volt/1-phase/60 hz. The BelCor 505 pack station requires compressed air.