Vertical Lacer Strips Perforated steel lacer strips mount vertically to rackrail brackets and provide many locations for securing cable ties. Lacer strips can be cut down easily to smaller sizes. NEW LACE-OWP and LACE-OP strips feature tie posts for sliding on pre-wrapped cable bundles using cable ties or up to 3/4" wide Velcror straps. Some lacer strips also accept cage nuts or mounting of select power strips for increased versatility. All models come in packs of 6.