Grid straps are 14 gauge plated steel. They are provided with specially designed rectangular holes to allow the use of cage nuts or front-loading cage nuts. Mounting holes are provided on 25 mm centers. Grid Straps are available with either 1 row or 3 rows of holes and are furnished in pairs. Mounting hardware to attach grid straps to the frame or to other Grid Straps is included. Can be mounted front-to-back horizontally across the bottom or sides of the PROLINE™ frame. Can be mounted left-to-right horizontally between front-to-back pairs or from the sides of the PROLINE frame. Can be mounted vertically between horizontally mounted grid straps.