Abstract: An infeed/outfeed attachment for facilitating the processing of sheet goods through a processing device. The infeed/outfeed attachment may have a support frame, a plurality of coplanar ball rollers, a track, an engagement section in sliding engagement with the track, a cylindrical roller for reducing friction during loading and unloading of the sheet goods, vertically adjustable legs, and a hinge allowing the attachment to fold flat for easy storage. Track may have a groove. The groove and the engagement section may have T-shaped cross-sections. The engagement section having a T-shaped cross-section may have an L-shaped member, a washer, an intermediate member, a threaded bolt and a nut. Also, a method of attaching the infeed/outfeed attachment to the processing device, the processing device often, but not always having a table and a beam attached to the table with a plurality of bolts.